- long due rewrite of do_page_fault
- refactoring of entry/exit code to utilize the double load/store instructions
- hsdk platform updates
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Merge tag 'arc-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc
Pull ARC updates from Vineet Gupta:
- long due rewrite of do_page_fault
- refactoring of entry/exit code to utilize the double load/store
instructions
- hsdk platform updates
* tag 'arc-5.3-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
ARC: [plat-hsdk]: Enable AXI DW DMAC in defconfig
ARC: [plat-hsdk]: enable DW SPI controller
ARC: hide unused function unw_hdr_alloc
ARC: [haps] Add Virtio support
ARCv2: entry: simplify return to Delay Slot via interrupt
ARC: entry: EV_Trap expects r10 (vs. r9) to have exception cause
ARCv2: entry: rewrite to enable use of double load/stores LDD/STD
ARCv2: entry: avoid a branch
ARCv2: entry: push out the Z flag unclobber from common EXCEPTION_PROLOGUE
ARCv2: entry: comments about hardware auto-save on taken interrupts
ARC: mm: do_page_fault refactor #8: release mmap_sem sooner
ARC: mm: do_page_fault refactor #7: fold the various error handling
ARC: mm: do_page_fault refactor #6: error handlers to use same pattern
ARC: mm: do_page_fault refactor #5: scoot no_context to end
ARC: mm: do_page_fault refactor #4: consolidate retry related logic
ARC: mm: do_page_fault refactor #3: tidyup vma access permission code
ARC: mm: do_page_fault refactor #2: remove short lived variable
ARC: mm: do_page_fault refactor #1: remove label @good_area
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