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| author |   Andrew Morton <akpm@linux-foundation.org> | 2008-10-15 22:01:51 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-16 11:21:31 -0700 |
| commit | 9679e4dd628743b9ef4375d60ae69923c3766173 (patch) | |
| tree | 03d491b6dbcc66079d4015c585f156fc4d94c2ea /fs/compat.c | |
| parent | utsname: completely overwrite prior information (diff) | |
| download | linux-dev-9679e4dd628743b9ef4375d60ae69923c3766173.tar.xz linux-dev-9679e4dd628743b9ef4375d60ae69923c3766173.zip | |
kernel/sys.c: improve code generation
utsname() is quite expensive to calculate. Cache it in a local.
text data bss dec hex filename
before: 11136 720 16 11872 2e60 kernel/sys.o
after: 11096 720 16 11832 2e38 kernel/sys.o
Acked-by: Vegard Nossum <vegard.nossum@gmail.com>
Cc: "Eric W. Biederman" <ebiederm@xmission.com>
Acked-by: "Serge E. Hallyn" <serue@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/compat.c')
0 files changed, 0 insertions, 0 deletions