Commit Graph

599100 Commits

Author SHA1 Message Date
Ryusuke Konishi 7592ecde65 nilfs2: fix code indent coding style issue
This fixes checkpatch.pl warning "WARNING: suspect code indent for
conditional statements".

Link: http://lkml.kernel.org/r/1462886671-3521-4-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi c9cb9b5c85 nilfs2: remove space before semicolon
This fixes the checkpatch.pl warning "WARNING: space prohibited before
semicolon" at nilfs_store_magic_and_option().

Link: http://lkml.kernel.org/r/1462886671-3521-3-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 06f4abf6ca nilfs2: do not emit extra newline on nilfs_warning() and nilfs_error()
This updates call sites of nilfs_warning() and nilfs_error() so that they
don't add a duplicate newline.  These output functions are already
designed to add a trailing newline to the message.

Link: http://lkml.kernel.org/r/1462886671-3521-2-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi facb9ec5e6 nilfs2: clean trailing semicolons in macros
Remove trailing semicolons from macros, as suggested by checkpatch.pl.

Link: http://lkml.kernel.org/r/1461935747-10380-12-git-send-email-konishi.ryusuke@lab.ntt.co.jp
[konishi.ryusuke@lab.ntt.co.jp: fix style issues]
  Link: http://lkml.kernel.org/r/20160509.231703.1481729973362188932.konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 4ad364ca1c nilfs2: add missing line spacing
Clean up checkpatch.pl warnings "WARNING: Missing a blank line after
declarations" from nilfs2.

Link: http://lkml.kernel.org/r/1461935747-10380-11-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi e7a142aaa0 nilfs2: replace __attribute__((packed)) with __packed
This fixes the following checkpatch.pl warning:

  WARNING: __packed is preferred over __attribute__((packed))
  #23: FILE: export.h:23:
  +} __attribute__ ((packed));

Link: http://lkml.kernel.org/r/1461935747-10380-10-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 2d19961d83 nilfs2: move cleanup code of metadata file from inode routines
Refactor nilfs_clear_inode() and nilfs_i_callback() so that cleanup
code or resource deallocation related to metadata file will be moved
out to mdt.c.

Link: http://lkml.kernel.org/r/1461935747-10380-9-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 24e20ead2f nilfs2: get rid of nilfs_mdt_mark_block_dirty()
nilfs_mdt_mark_block_dirty() can be replaced with primary functions
like nilfs_mdt_get_block() and mark_buffer_dirty(), and it's used only
by nilfs_ioctl_mark_blocks_dirty().

This gets rid of the function to simplify the interface of metadata
file.

Link: http://lkml.kernel.org/r/1461935747-10380-8-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 756cbdb353 nilfs2: clarify permission to replicate the design
To respond to a certain developer's request, this explicitly state that
developers can reimplement the nilfs2 design for other operating systems
to share data stored in that format.

Link: http://lkml.kernel.org/r/1461935747-10380-7-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 9e92e516ed MAINTAINERS: add web link for nilfs project
Add nilfs.osdn.jp as the second web site of nilfs project.

Link: http://lkml.kernel.org/r/1461935747-10380-6-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 4b420ab4ee nilfs2: clean up old e-mail addresses
E-mail addresses of osrg.net domain are no longer available.  This
removes them from authorship notices and prevents reporters from being
confused.

Link: http://lkml.kernel.org/r/1461935747-10380-5-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 5726d0b454 nilfs2: remove FSF mailing address from GPL notices
This removes the extra paragraph which mentions FSF address in GPL
notices from source code of nilfs2 and avoids the checkpatch.pl error
related to it.

Link: http://lkml.kernel.org/r/1461935747-10380-4-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi f19e78dee9 nilfs2: remove space before comma
Fix checkpatch.pl error "ERROR: space prohibited before that ','
(ctx:WxW)" at nilfs_sufile_set_suinfo().

This also fixes checkpatch.pl warning "WARNING: Prefer 'unsigned int' to
bare use of 'unsigned'" at nilfs_sufile_set_suinfo() and
nilfs_sufile_get_suinfo().

Link: http://lkml.kernel.org/r/1461935747-10380-3-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ryusuke Konishi 8fa7c32094 nilfs2: fix white space issue in nilfs_mount()
Fix the following checkpatch.pl error and warnings:

  ERROR: code indent should use tabs where possible
  #1317: FILE: super.c:1317:
  + ^I^Is_new = true;$

  WARNING: please, no space before tabs
  #1317: FILE: super.c:1317:
  + ^I^Is_new = true;$

  WARNING: please, no spaces at the start of a line
  #1317: FILE: super.c:1317:
  + ^I^Is_new = true;$

Link: http://lkml.kernel.org/r/1461935747-10380-2-git-send-email-konishi.ryusuke@lab.ntt.co.jp
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Julia Lawall 1c613cb986 nilfs2: constify nilfs_sc_operations structures
The nilfs_sc_operations structures are never modified, so declare them
as const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki a46d8c3fc7 fs/befs/io.c:befs_bread(): remove unneeded initialization to NULL
bh is reinitialized by sb_bread() so no need to init it
with NULL in the beginning of befs_bread()

Link: http://lkml.kernel.org/r/88481760b43226fac16adb1f1e68897e47d8235c.1462841692.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki 77169af8b9 fs/befs/io.c:befs_bread_iaddr(): remove unneeded initialization to NULL
bh is reinitialized by sb_bread() so no need to init it
with NULL in the beginning of befs_bread_iaddr()

Link: http://lkml.kernel.org/r/586d2639d729345b9c07aac10ba713d8ceb8745a.1462841692.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki d6e0203369 fs/befs/linuxvfs.c:befs_iget(): remove unneeded befs_nio initialization to NULL
befs_ino is reinitialized by BEFS_I() so no need to init it
with NULL in the beginning of befs_iget()

Link: http://lkml.kernel.org/r/a5c02445e436629c4d4ba1b65d91501878942f58.1462842887.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki 44ad809865 fs/befs/linuxvfs.c:befs_iget(): remove unneeded raw_inode initialization to NULL
raw_inode is reinitialized to bh->b_data so no need to init it
with NULL in the beginning of befs_iget()

Link: http://lkml.kernel.org/r/0a66baaaacb6b7e5fcea5b31b57b649261152281.1462842887.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki e4c7f5b109 fs/befs/linuxvfs.c:befs_iget(): remove unneeded initialization to NULL
bh is reinitialized by befs_bread() so no need to init it
with NULL in the beginning of befs_iget()

Link: http://lkml.kernel.org/r/38d62b1469bc3b316ba6b81fd8e26fc66fdd713b.1462842886.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki c940876368 fs/befs/linuxvfs.c:befs_get_block(): remove unneeded initialization to NULL
inode is reinitialized by befs_iget() so no need to init it
with NULL in the beginning of befs_lookup()

Link: http://lkml.kernel.org/r/03d7e46890aef94078130bed97c4f8f8ae9ea2b2.1462842886.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki 6c8da24b90 fs/befs/datastream.c:befs_find_brun_dblindirect(): remove unneeded initializations to NULL
iaddr_array is unconditionally initialized to NULL in
befs_find_brun_dblindirect().

Link: http://lkml.kernel.org/r/940def273e30ef37957fba9da6981a10fb3c9741.1462649034.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki 3080ea9e5b fs/befs/datastream.c:befs_read_lsymlink(): remove unneeded initialization to NULL
bh is reinitialized by befs_read_datastream() so no need to init it
with NULL in the beginning of befs_read_lsymlink().

Link: http://lkml.kernel.org/r/e22f279bceb8d026af048952e02ba98925b21c92.1462649034.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Salah Triki ff2fe0aa2e fs/befs/datastream.c:befs_read_datastream(): remove unneeded initialization to NULL
bh is reinitialized by befs_bread_iaddr() so no need to init it
with NULL in the beginning of befs_read_datastream().

Link: http://lkml.kernel.org/r/81e1f70187db34d195c8e42b1ff78be6a71c0060.1462649034.git.salah.triki@acm.org
Signed-off-by: Salah Triki <salah.triki@acm.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Vladimir Davydov 1383399d7b mm: memcontrol: fix possible css ref leak on oom
mem_cgroup_oom may be invoked multiple times while a process is handling
a page fault, in which case current->memcg_in_oom will be overwritten
leaking the previously taken css reference.

Link: http://lkml.kernel.org/r/1464019330-7579-1-git-send-email-vdavydov@virtuozzo.com
Signed-off-by: Vladimir Davydov <vdavydov@virtuozzo.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Ralf Baechle f43edca7ed ELF/MIPS build fix
CONFIG_MIPS32_N32=y but CONFIG_BINFMT_ELF disabled results in the
following linker errors:

  arch/mips/built-in.o: In function `elf_core_dump':
  binfmt_elfn32.c:(.text+0x23dbc): undefined reference to `elf_core_extra_phdrs'
  binfmt_elfn32.c:(.text+0x246e4): undefined reference to `elf_core_extra_data_size'
  binfmt_elfn32.c:(.text+0x248d0): undefined reference to `elf_core_write_extra_phdrs'
  binfmt_elfn32.c:(.text+0x24ac4): undefined reference to `elf_core_write_extra_data'

CONFIG_MIPS32_O32=y but CONFIG_BINFMT_ELF disabled results in the following
linker errors:

  arch/mips/built-in.o: In function `elf_core_dump':
  binfmt_elfo32.c:(.text+0x28a04): undefined reference to `elf_core_extra_phdrs'
  binfmt_elfo32.c:(.text+0x29330): undefined reference to `elf_core_extra_data_size'
  binfmt_elfo32.c:(.text+0x2951c): undefined reference to `elf_core_write_extra_phdrs'
  binfmt_elfo32.c:(.text+0x29710): undefined reference to `elf_core_write_extra_data'

This is because binfmt_elfn32 and binfmt_elfo32 are using symbols from
elfcore but for these configurations elfcore will not be built.

Fixed by making elfcore selectable by a separate config symbol which
unlike the current mechanism can also be used from other directories
than kernel/, then having each flavor of ELF that relies on elfcore.o,
select it in Kconfig, including CONFIG_MIPS32_N32 and CONFIG_MIPS32_O32
which fixes this issue.

Link: http://lkml.kernel.org/r/20160520141705.GA1913@linux-mips.org
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Reviewed-by: James Hogan <james.hogan@imgtec.com>
Cc: "Maciej W. Rozycki" <macro@linux-mips.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Sudip Mukherjee ededb49a9a m32r: fix build failure
m32r allmodconfig build was failing with the error:

  ERROR: "smp_flush_cache_all" [drivers/misc/lkdtm.ko] undefined!

lkdtm driver at drivers/misc is using flush_icache_range() which for
m32r is defined as smp_flush_cache_all() if CONFIG_SMP is defined.  But
as smp_flush_cache_all() was not exported so the build was failing with
the error of undefined symbol.

Link: http://lkml.kernel.org/r/1464001182-8329-1-git-send-email-sudipm.mukherjee@gmail.com
Signed-off-by: Sudip Mukherjee <sudip.mukherjee@codethink.co.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-23 17:04:14 -07:00
Linus Torvalds 7639dad93a Three more changes.
1) I forgot that I had another selftest to stress test the ftrace
    instance creation. It was actually suppose to go into the 4.6
    merge window, but I never committed it. I almost forgot about it
    again, but noticed it was missing from your tree.
 
 2) Soumya PN sent me a clean up patch to not disable interrupts when
    taking the tasklist_lock for read, as it's unnecessary because
    that lock is never taken for write in irq context.
 
 3) Newer gcc's can cause the jump in the function_graph code to the
    global ftrace_stub label to be a short jump instead of a long one.
    As that jump is dynamically converted to jump to the trace code to
    do function graph tracing, and that conversion expects a long jump
    it can corrupt the ftrace_stub itself (it's directly after that call).
    One way to prevent gcc from using a short jump is to declare the
    ftrace_stub as a weak function, which we do here to keep gcc from
    optimizing too much.
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Merge tag 'trace-v4.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull motr tracing updates from Steven Rostedt:
 "Three more changes.

   - I forgot that I had another selftest to stress test the ftrace
     instance creation.  It was actually suppose to go into the 4.6
     merge window, but I never committed it.  I almost forgot about it
     again, but noticed it was missing from your tree.

   - Soumya PN sent me a clean up patch to not disable interrupts when
     taking the tasklist_lock for read, as it's unnecessary because that
     lock is never taken for write in irq context.

   - Newer gcc's can cause the jump in the function_graph code to the
     global ftrace_stub label to be a short jump instead of a long one.
     As that jump is dynamically converted to jump to the trace code to
     do function graph tracing, and that conversion expects a long jump
     it can corrupt the ftrace_stub itself (it's directly after that
     call).  One way to prevent gcc from using a short jump is to
     declare the ftrace_stub as a weak function, which we do here to
     keep gcc from optimizing too much"

* tag 'trace-v4.7-2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  ftrace/x86: Set ftrace_stub to weak to prevent gcc from using short jumps to it
  ftrace: Don't disable irqs when taking the tasklist_lock read_lock
  ftracetest: Add instance created, delete, read and enable event test
2016-05-22 19:40:39 -07:00
Linus Torvalds 77ed402b7f Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu
Pull m68knommu update from Greg Ungerer:
 "Only a single change to update my email address in the MAINTAINERS
  file"

* 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu:
  m68k: change m68knommu maintainer email address
2016-05-22 19:35:27 -07:00
Linus Torvalds 21f9debf74 Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc
Pull sparc updates from David Miller:
 "Some 32-bit kgdb cleanups from Sam Ravnborg, and a hugepage TLB flush
  overhead fix on 64-bit from Nitin Gupta"

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc:
  sparc64: Reduce TLB flushes during hugepte changes
  aeroflex/greth: fix warning about unused variable
  openprom: fix warning
  sparc32: drop superfluous cast in calls to __nocache_pa()
  sparc32: fix build with STRICT_MM_TYPECHECKS
  sparc32: use proper prototype for trapbase
  sparc32: drop local prototype in kgdb_32
  sparc32: drop hardcoding trap_level in kgdb_trap
2016-05-22 19:24:13 -07:00
Linus Torvalds bd28b14591 x86: remove more uaccess_32.h complexity
I'm looking at trying to possibly merge the 32-bit and 64-bit versions
of the x86 uaccess.h implementation, but first this needs to be cleaned
up.

For example, the 32-bit version of "__copy_from_user_inatomic()" is
mostly the special cases for the constant size, and it's actually almost
never relevant.  Most users aren't actually using a constant size
anyway, and the few cases that do small constant copies are better off
just using __get_user() instead.

So get rid of the unnecessary complexity.

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-22 17:21:27 -07:00
Linus Torvalds 5b09c3edec x86: remove pointless uaccess_32.h complexity
I'm looking at trying to possibly merge the 32-bit and 64-bit versions
of the x86 uaccess.h implementation, but first this needs to be cleaned
up.

For example, the 32-bit version of "__copy_to_user_inatomic()" is mostly
the special cases for the constant size, and it's actually never
relevant.  Every user except for one aren't actually using a constant
size anyway, and the one user that uses it is better off just using
__put_user() instead.

So get rid of the unnecessary complexity.

[ The same cleanup should likely happen to __copy_from_user_inatomic()
  as well, but that one has a lot more users that I need to take a look
  at first ]

Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-22 14:19:37 -07:00
Linus Torvalds f6c658df63 Enhancement
- fs-specific prefix for fscrypto
 - fault injection facility
 - expose validity bitmaps for user to be aware of fragmentation
 - fallocate/rm/preallocation speed up
 - use percpu counters
 
 Bug fixes
 - some inline_dentry/inline_data bugs
 - error handling for atomic/volatile/orphan inodes
 - recover broken superblock
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Merge tag 'for-f2fs-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs

Pull f2fs updates from Jaegeuk Kim:
 "In this round, as Ted pointed out, fscrypto allows one more key prefix
  given by filesystem to resolve backward compatibility issues.  Other
  than that, we've fixed several error handling cases by introducing
  a fault injection facility.  We've also achieved performance
  improvement in some workloads as well as a bunch of bug fixes.

  Summary:

  Enhancements:
   - fs-specific prefix for fscrypto
   - fault injection facility
   - expose validity bitmaps for user to be aware of fragmentation
   - fallocate/rm/preallocation speed up
   - use percpu counters

  Bug fixes:
   - some inline_dentry/inline_data bugs
   - error handling for atomic/volatile/orphan inodes
   - recover broken superblock"

* tag 'for-f2fs-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs: (73 commits)
  f2fs: fix to update dirty page count correctly
  f2fs: flush pending bios right away when error occurs
  f2fs: avoid ENOSPC fault in the recovery process
  f2fs: make exit_f2fs_fs more clear
  f2fs: use percpu_counter for total_valid_inode_count
  f2fs: use percpu_counter for alloc_valid_block_count
  f2fs: use percpu_counter for # of dirty pages in inode
  f2fs: use percpu_counter for page counters
  f2fs: use bio count instead of F2FS_WRITEBACK page count
  f2fs: manipulate dirty file inodes when DATA_FLUSH is set
  f2fs: add fault injection to sysfs
  f2fs: no need inc dirty pages under inode lock
  f2fs: fix incorrect error path handling in f2fs_move_rehashed_dirents
  f2fs: fix i_current_depth during inline dentry conversion
  f2fs: correct return value type of f2fs_fill_super
  f2fs: fix deadlock when flush inline data
  f2fs: avoid f2fs_bug_on during recovery
  f2fs: show # of orphan inodes
  f2fs: support in batch fzero in dnode page
  f2fs: support in batch multi blocks preallocation
  ...
2016-05-21 18:25:28 -07:00
Linus Torvalds 07be1337b9 Merge branch 'for-linus-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs
Pull btrfs updates from Chris Mason:
 "This has our merge window series of cleanups and fixes.  These target
  a wide range of issues, but do include some important fixes for
  qgroups, O_DIRECT, and fsync handling.  Jeff Mahoney moved around a
  few definitions to make them easier for userland to consume.

  Also whiteout support is included now that issues with overlayfs have
  been cleared up.

  I have one more fix pending for page faults during btrfs_copy_from_user,
  but I wanted to get this bulk out the door first"

* 'for-linus-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs: (90 commits)
  btrfs: fix memory leak during RAID 5/6 device replacement
  Btrfs: add semaphore to synchronize direct IO writes with fsync
  Btrfs: fix race between block group relocation and nocow writes
  Btrfs: fix race between fsync and direct IO writes for prealloc extents
  Btrfs: fix number of transaction units for renames with whiteout
  Btrfs: pin logs earlier when doing a rename exchange operation
  Btrfs: unpin logs if rename exchange operation fails
  Btrfs: fix inode leak on failure to setup whiteout inode in rename
  btrfs: add support for RENAME_EXCHANGE and RENAME_WHITEOUT
  Btrfs: pin log earlier when renaming
  Btrfs: unpin log if rename operation fails
  Btrfs: don't do unnecessary delalloc flushes when relocating
  Btrfs: don't wait for unrelated IO to finish before relocation
  Btrfs: fix empty symlink after creating symlink and fsync parent dir
  Btrfs: fix for incorrect directory entries after fsync log replay
  btrfs: build fixup for qgroup_account_snapshot
  btrfs: qgroup: Fix qgroup accounting when creating snapshot
  Btrfs: fix fspath error deallocation
  btrfs: make find_workspace warn if there are no workspaces
  btrfs: make find_workspace always succeed
  ...
2016-05-21 10:49:22 -07:00
Linus Torvalds 63d222b9d2 RTC for 4.7
Subsystem wide cleanups:
  - Use IS_ENABLED() instead of checking for built-in or module
  - remove useless DRV_VERSION
  - remove CLK_IS_ROOT
  - remove UIE signaling
 
 Drivers:
  - ds1302: rewritten to be a proper SPI device driver
  - m41t80: huge cleanup, alarm, wakelarm ans oscialltor failure detection
  support
  - rv3029: switch to regmap to handle rv3049, alarm support, fixes
  - zynqmp: enable switching to battery power, fixes
  - small fixes for at91sam9, da9053, ds1307, ds1685, ds3232, r2025, sa1100,
  snvs, stmp3xxx, tps6586x
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Merge tag 'rtc-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux

Pull RTC updates from Alexandre Belloni:
 "Subsystem wide cleanups:
   - Use IS_ENABLED() instead of checking for built-in or module
   - remove useless DRV_VERSION
   - remove CLK_IS_ROOT
   - remove UIE signaling

  Drivers:
   - ds1302: rewritten to be a proper SPI device driver
   - m41t80: huge cleanup, alarm, wakelarm ans oscialltor failure
     detection support
   - rv3029: switch to regmap to handle rv3049, alarm support, fixes
   - zynqmp: enable switching to battery power, fixes
   - small fixes for at91sam9, da9053, ds1307, ds1685, ds3232, r2025,
     sa1100, snvs, stmp3xxx, tps6586x"

* tag 'rtc-4.7' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux: (40 commits)
  rtc: tps6586x: rename so module can be autoloaded
  rtc: rv3029: hide unused i2c device table
  rtc: rs5c372: r2025: fix check for 'oscillator halted' condition
  rtc: rv3029: add alarm IRQ
  rtc: rv3029: fix set_time function
  rtc: rv3029: fix alarm support
  rtc: rv3029: Remove some checks and warnings
  rtc: rv3029: Add support of RV3049
  rtc: rv3029: convert to use regmap
  rtc: rv3029: remove 'i2c' in functions names
  rtc: stmp3xxx: print message on error
  rtc: Use IS_ENABLED() instead of checking for built-in or module
  rtc: ds3232: fix call trace when rtc->ops_lock is used as NULL
  rtc: snvs: return error in case enable_irq_wake fails
  rtc: zynqmp: Update seconds time programming logic
  rtc: sa1100: DT spelling s/interrupt-name/interrupt-names/
  rtc: mc13xxx: remove UIE signaling
  rtc: mxc: remove UIE signaling
  rtc: ds1307: Remove CLK_IS_ROOT
  rtc: hym8563: Remove CLK_IS_ROOT
  ...
2016-05-21 10:42:11 -07:00
Linus Torvalds 10cd715804 Merge branch 'mailbox-for-next' of git://git.linaro.org/landing-teams/working/fujitsu/integration
Pull mailbox updates from Jassi Brar:
 "OMAP:
   - Remove non-DT support from mailbox driver
   - Move PM from client calls to native driver suspend/resume
   - Trivial cleanups to make checkpatch happy

  STI:
   - Check return from devm_ioremap_resource as ERR_PTR, not NULL"

* 'mailbox-for-next' of git://git.linaro.org/landing-teams/working/fujitsu/integration:
  mailbox: Fix devm_ioremap_resource error detection code
  mailbox/omap: kill omap_mbox_{save/restore}_ctx() functions
  mailbox/omap: check for any unread messages during suspend
  mailbox/omap: add support for suspend/resume
  mailbox/omap: store mailbox interrupt type in omap_mbox_device
  mailbox/omap: add blank lines after declarations
  mailbox/omap: remove FSF mailing address paragraph
  mailbox/omap: use variable name for sizeof() operator
  mailbox/omap: drop legacy platform device support
2016-05-21 10:32:48 -07:00
Linus Torvalds 51e68d055c x86 isa: add back X86_32 dependency on CONFIG_ISA
Commit b3c1be1b78 ("base: isa: Remove X86_32 dependency") made ISA
support available on x86-64 too.  That's not right - while there are
some LPC-style devices that might be useful still and be based on
ISA-like IP blocks, that is *not* an excuse to try to enable any random
legacy drivers.

Such drivers should be individually enabled and made to perhaps depend
on ISA_DMA_API instead (which we have continued to support on x86-64).
Or we could add another "ISA_XYZ_API" that we support that doesn't
enable random old drivers that aren't even 64-bit clean nor do we have
any test coverage for.

Turning off ISA will now also turn off some drivers that have been
marked as depending on it as part of this series, and that used to work
on modern platforms.

See for example commits ad7afc38eab3..cc736607c86d, which may also need
to be reverted.

This commit means that the warnings that came in due to enabling ISA
widely are now gone again.

Acked-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2016-05-21 10:25:19 -07:00
Nicolas Chauvet b9ba1eb033 rtc: tps6586x: rename so module can be autoloaded
This module is loaded by the related mfd driver which has
the needed MODULE_DEVICE_TABLE(i2c,...).

This patch fix the modalias when the rtc driver is built
as a module, so the right name is used.
Everything operates correctly when this module is builtin.

Fixes: esdc59ed3865 ("rtc: add RTC driver for TPS6586x")
Signed-off-by: Nicolas Chauvet <kwizart@gmail.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:07:17 +02:00
Arnd Bergmann 814db2bc4c rtc: rv3029: hide unused i2c device table
The added support for SPI mode made it possible to configure the driver
when I2C is disabled, leaving an unused device table:

drivers/rtc/rtc-rv3029c2.c:794:29: error: 'rv3029_id' defined but not used [-Werror=unused-variable]

This moves the table inside of the #ifdef section that has the
only user, to avoid the harmless warning.

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: d08f50dd0afc ("rtc: rv3029: Add support of RV3049")
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:07:16 +02:00
Thomas Koeller a9dbe55892 rtc: rs5c372: r2025: fix check for 'oscillator halted' condition
The R2025SD chip, according to its data sheet, sets the /XST
bit to zero if the oscillator stops. Hence the check for this
condition was wrong.

Signed-off-by: Thomas Koeller <thomas.koeller@baslerweb.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:07:16 +02:00
Mylène Josserand 0ddc5b89cd rtc: rv3029: add alarm IRQ
Add the alarm IRQ functionality.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:07:00 +02:00
Mylène Josserand 38201ca3c5 rtc: rv3029: fix set_time function
The bin2bcd function in set_time is uncorrect on weekdays as the
bit mask should be done at the end of arithmetic operations.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:06:58 +02:00
Mylène Josserand dc492e866a rtc: rv3029: fix alarm support
The RTC RV3029 handles different types of alarms : seconds, minutes, ...
These alarms can be enabled or disabled individually using an AE_x bit
which is the last bit (BIT(7)) on each alarm registers.

To prepare the alarm IRQ support, the current code enables all the alarm
types by setting each AE_x to 1.
It also fixes others alarms issues :
   - month and weekday errors : it was performing -1 instead of +1.
   - wrong use of bit mask with bin2bcd

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:06:56 +02:00
Mylène Josserand abe2f551ef rtc: rv3029: Remove some checks and warnings
Remove some checks from checkpatch such as spaces around arithmetic
operations or prefer "unsigned int".

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:06:54 +02:00
Mylène Josserand c2a1c14540 rtc: rv3029: Add support of RV3049
Add support of Microcrystal RV3049 RTC (SPI) using regmap on the
RV3029 (I2C) driver.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:06:52 +02:00
Mylène Josserand e6e3808212 rtc: rv3029: convert to use regmap
To add support of rv3049, the current driver is converted to use regmap.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:04:11 +02:00
Mylène Josserand 4e7f1a6051 rtc: rv3029: remove 'i2c' in functions names
To prepare the use of regmap to add the support of RV-3049, all the
'i2c' in functions's names are removed.

Signed-off-by: Mylène Josserand <mylene.josserand@free-electrons.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
2016-05-21 17:03:53 +02:00
Linus Torvalds 5469dc270c Merge branch 'akpm' (patches from Andrew)
Merge more updates from Andrew Morton:

 - the rest of MM

 - KASAN updates

 - procfs updates

 - exit, fork updates

 - printk updates

 - lib/ updates

 - radix-tree testsuite updates

 - checkpatch updates

 - kprobes updates

 - a few other misc bits

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (162 commits)
  samples/kprobes: print out the symbol name for the hooks
  samples/kprobes: add a new module parameter
  kprobes: add the "tls" argument for j_do_fork
  init/main.c: simplify initcall_blacklisted()
  fs/efs/super.c: fix return value
  checkpatch: improve --git <commit-count> shortcut
  checkpatch: reduce number of `git log` calls with --git
  checkpatch: add support to check already applied git commits
  checkpatch: add --list-types to show message types to show or ignore
  checkpatch: advertise the --fix and --fix-inplace options more
  checkpatch: whine about ACCESS_ONCE
  checkpatch: add test for keywords not starting on tabstops
  checkpatch: improve CONSTANT_COMPARISON test for structure members
  checkpatch: add PREFER_IS_ENABLED test
  lib/GCD.c: use binary GCD algorithm instead of Euclidean
  radix-tree: free up the bottom bit of exceptional entries for reuse
  dax: move RADIX_DAX_ definitions to dax.c
  radix-tree: make radix_tree_descend() more useful
  radix-tree: introduce radix_tree_replace_clear_tags()
  radix-tree: tidy up __radix_tree_create()
  ...
2016-05-20 22:31:33 -07:00
Linus Torvalds 2f37dd131c Staging and IIO driver update for 4.7-rc1
Here's the big staging and iio driver update for 4.7-rc1.
 
 I think we almost broke even with this release, only adding a few more
 lines than we removed, which isn't bad overall given that there's a
 bunch of new iio drivers added.  The Lustre developers seem to have
 woken up from their sleep and have been doing a great job in cleaning up
 the code and pruning unused or old cruft, the filesystem is almost
 readable :)
 
 Other than that, just a lot of basic coding style cleanups in the churn.
 All have been in linux-next for a while with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'staging-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging

Pull staging and IIO driver updates from Greg KH:
 "Here's the big staging and iio driver update for 4.7-rc1.

  I think we almost broke even with this release, only adding a few more
  lines than we removed, which isn't bad overall given that there's a
  bunch of new iio drivers added.

  The Lustre developers seem to have woken up from their sleep and have
  been doing a great job in cleaning up the code and pruning unused or
  old cruft, the filesystem is almost readable :)

  Other than that, just a lot of basic coding style cleanups in the
  churn.  All have been in linux-next for a while with no reported
  issues"

* tag 'staging-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (938 commits)
  Staging: emxx_udc: emxx_udc: fixed coding style issue
  staging/gdm724x: fix "alignment should match open parenthesis" issues
  staging/gdm724x: Fix avoid CamelCase
  staging: unisys: rename misleading var ii with frag
  staging: unisys: visorhba: switch success handling to error handling
  staging: unisys: visorhba: main path needs to flow down the left margin
  staging: unisys: visorinput: handle_locking_key() simplifications
  staging: unisys: visorhba: fail gracefully for thread creation failures
  staging: unisys: visornic: comment restructuring and removing bad diction
  staging: unisys: fix format string %Lx to %llx for u64
  staging: unisys: remove unused struct members
  staging: unisys: visorchannel: correct variable misspelling
  staging: unisys: visorhba: replace functionlike macro with function
  staging: dgnc: Need to check for NULL of ch
  staging: dgnc: remove redundant condition check
  staging: dgnc: fix 'line over 80 characters'
  staging: dgnc: clean up the dgnc_get_modem_info()
  staging: lustre: lnet: enable configuration per NI interface
  staging: lustre: o2iblnd: properly set ibr_why
  staging: lustre: o2iblnd: remove last of kiblnd_tunables_fini
  ...
2016-05-20 22:20:48 -07:00
Linus Torvalds 3aa2fc1667 driver core update for 4.7-rc1
Here's the "big" driver core update for 4.7-rc1.
 
 Mostly just debugfs changes, the long-known and messy races with removing
 debugfs files should be fixed thanks to the great work of Nicolai Stange.  We
 also have some isa updates in here (the x86 maintainers told me to take it
 through this tree), a new warning when we run out of dynamic char major
 numbers, and a few other assorted changes, details in the shortlog.
 
 All have been in linux-next for some time with no reported issues.
 
 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Merge tag 'driver-core-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core

Pull driver core updates from Greg KH:
 "Here's the "big" driver core update for 4.7-rc1.

  Mostly just debugfs changes, the long-known and messy races with
  removing debugfs files should be fixed thanks to the great work of
  Nicolai Stange.  We also have some isa updates in here (the x86
  maintainers told me to take it through this tree), a new warning when
  we run out of dynamic char major numbers, and a few other assorted
  changes, details in the shortlog.

  All have been in linux-next for some time with no reported issues"

* tag 'driver-core-4.7-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core: (32 commits)
  Revert "base: dd: don't remove driver_data in -EPROBE_DEFER case"
  gpio: ws16c48: Utilize the ISA bus driver
  gpio: 104-idio-16: Utilize the ISA bus driver
  gpio: 104-idi-48: Utilize the ISA bus driver
  gpio: 104-dio-48e: Utilize the ISA bus driver
  watchdog: ebc-c384_wdt: Utilize the ISA bus driver
  iio: stx104: Utilize the module_isa_driver and max_num_isa_dev macros
  iio: stx104: Add X86 dependency to STX104 Kconfig option
  Documentation: Add ISA bus driver documentation
  isa: Implement the max_num_isa_dev macro
  isa: Implement the module_isa_driver macro
  pnp: pnpbios: Add explicit X86_32 dependency to PNPBIOS
  isa: Decouple X86_32 dependency from the ISA Kconfig option
  driver-core: use 'dev' argument in dev_dbg_ratelimited stub
  base: dd: don't remove driver_data in -EPROBE_DEFER case
  kernfs: Move faulting copy_user operations outside of the mutex
  devcoredump: add scatterlist support
  debugfs: unproxify files created through debugfs_create_u32_array()
  debugfs: unproxify files created through debugfs_create_blob()
  debugfs: unproxify files created through debugfs_create_bool()
  ...
2016-05-20 21:26:15 -07:00