diff options
| author | Hongxu Jia <hongxu.jia@windriver.com> | 2018-10-18 16:26:13 +0800 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2018-10-19 11:56:57 -0300 |
| commit | 389373d3306553896a9e218493e5b6175c844eb0 (patch) | |
| tree | 197d5715be1ec30082ee017d4ba9060eb257d048 /tools/perf/arch/arm64/entry/syscalls/mksyscalltbl | |
| parent | d6afa561e1471ccfdaf7191230c0c59a37e45a5b (diff) | |
| download | linux-389373d3306553896a9e218493e5b6175c844eb0.tar.bz2 | |
perf arm64: Fix generate system call table failed with /tmp mounted with noexec
When /tmp is mounted with noexec, mksyscalltbl fails.
[snip]
|perf-1.0/tools/perf/arch/arm64/entry/syscalls//mksyscalltbl:
/tmp/create-table-6VGPSt: Permission denied
[snip]
Add variable TMPDIR as prefix dir of the temporary file, if it is set,
replace default /tmp.
Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Hendrik Brueckner <brueckner@linux.vnet.ibm.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Kim Phillips <kim.phillips@arm.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Ravi Bangoria <ravi.bangoria@linux.vnet.ibm.com>
Cc: Sébastien Boisvert <sboisvert@gydle.com>
Cc: Thomas Richter <tmricht@linux.vnet.ibm.com>
Fixes: 2b5882435606 ("perf arm64: Generate system call table from asm/unistd.h")
LPU-Reference: 1539851173-14959-1-git-send-email-hongxu.jia@windriver.com
Link: https://lkml.kernel.org/n/tip-1qrgq840ci0c5cy4oww957ge@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/arch/arm64/entry/syscalls/mksyscalltbl')
| -rwxr-xr-x | tools/perf/arch/arm64/entry/syscalls/mksyscalltbl | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/arch/arm64/entry/syscalls/mksyscalltbl b/tools/perf/arch/arm64/entry/syscalls/mksyscalltbl index 2dbb8cade048..c88fd32563eb 100755 --- a/tools/perf/arch/arm64/entry/syscalls/mksyscalltbl +++ b/tools/perf/arch/arm64/entry/syscalls/mksyscalltbl @@ -23,7 +23,7 @@ create_table_from_c() { local sc nr last_sc - create_table_exe=`mktemp /tmp/create-table-XXXXXX` + create_table_exe=`mktemp ${TMPDIR:-/tmp}/create-table-XXXXXX` { |