openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

perf auxtrace: Fix no_size logic in addr_filter__resolve_kernel_syms() 

Address filtering with kernel symbols incorrectly resulted in the error
"Cannot determine size of symbol" because the no_size logic was the wrong
way around.

Signed-off-by: Adrian Hunter <adrian.hunter@intel.com>
Tested-by: Andi Kleen <ak@linux.intel.com>
Cc: stable@vger.kernel.org # v4.9+
Link: http://lkml.kernel.org/r/1490357752-27942-1-git-send-email-adrian.hunter@intel.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
This commit is contained in:
Adrian Hunter 2017-03-24 14:15:52 +02:00 committed by Arnaldo Carvalho de Melo
parent ef65e96e07
commit c3a0bbc7ad
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
tools/perf/util/auxtrace.c
View File

@ -1826,7 +1826,7 @@ static int addr_filter__resolve_kernel_syms(struct addr_filter *filt)
filt->addr = start; filt->addr = start;
if (filt->range && !filt->size && !filt->sym_to) { if (filt->range && !filt->size && !filt->sym_to) {
filt->size = size; filt->size = size;
no_size = !!size; no_size = !size;
} }
} }
@ -1840,7 +1840,7 @@ static int addr_filter__resolve_kernel_syms(struct addr_filter *filt)
if (err) if (err)
return err; return err;
filt->size = start + size - filt->addr; filt->size = start + size - filt->addr;
no_size = !!size; no_size = !size;
} }
/* The very last symbol in kallsyms does not imply a particular size */ /* The very last symbol in kallsyms does not imply a particular size */