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| author | Ingo Molnar <mingo@elte.hu> | 2009-07-03 20:11:30 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-07-03 21:15:08 +0200 |
| commit | ddf9a003d32f720805ac30bcc15755e9289073de (patch) | |
| tree | d0281a0f66eee98bcf05a7038d2b0f2008809550 /arch/x86/lib | |
| parent | x86: atomic64: Improve atomic64_xchg() (diff) | |
| download | linux-ddf9a003d32f720805ac30bcc15755e9289073de.tar.xz linux-ddf9a003d32f720805ac30bcc15755e9289073de.zip | |
x86: atomic64: Clean up atomic64_sub_and_test() and atomic64_add_negative()
Linus noticed that the variable name 'old_val' is
confusingly named in these functions - the correct
naming is 'new_val'.
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>
LKML-Reference: <alpine.LFD.2.01.0907030942260.3210@localhost.localdomain>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/lib')
| -rw-r--r-- | arch/x86/lib/atomic64_32.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/x86/lib/atomic64_32.c b/arch/x86/lib/atomic64_32.c index a804f96e90e2..1d98c9eb6eac 100644 --- a/arch/x86/lib/atomic64_32.c +++ b/arch/x86/lib/atomic64_32.c @@ -175,9 +175,9 @@ EXPORT_SYMBOL(atomic64_sub); */ int atomic64_sub_and_test(u64 delta, atomic64_t *ptr) { - u64 old_val = atomic64_sub_return(delta, ptr); + u64 new_val = atomic64_sub_return(delta, ptr); - return old_val == 0; + return new_val == 0; } EXPORT_SYMBOL(atomic64_sub_and_test); @@ -244,8 +244,8 @@ EXPORT_SYMBOL(atomic64_inc_and_test); */ int atomic64_add_negative(u64 delta, atomic64_t *ptr) { - long long old_val = atomic64_add_return(delta, ptr); + s64 new_val = atomic64_add_return(delta, ptr); - return old_val < 0; + return new_val < 0; } EXPORT_SYMBOL(atomic64_add_negative); |