diff options
| author | Richard Weinberger <richard@nod.at> | 2012-08-14 17:47:37 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2012-08-22 03:52:47 -0400 |
| commit | 83be4ffa1acbcd529b771f4d2e639b15e2b7957e (patch) | |
| tree | 2ee17c95c0f0dec2f5e01321987c2f03e58ce204 | |
| parent | 23dcfa61bac244e1200ff9ad19c6e9144dcb6bb5 (diff) | |
x86/spinlocks: Fix comment in spinlock.h
This comment is no longer true. We support up to 2^16 CPUs
because __ticket_t is an u16 if NR_CPUS is larger than 256.
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
| -rw-r--r-- | arch/x86/include/asm/spinlock.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/x86/include/asm/spinlock.h b/arch/x86/include/asm/spinlock.h index b315a33867f2..33692eaabab5 100644 --- a/arch/x86/include/asm/spinlock.h +++ b/arch/x86/include/asm/spinlock.h | |||
| @@ -12,8 +12,7 @@ | |||
| 12 | * Simple spin lock operations. There are two variants, one clears IRQ's | 12 | * Simple spin lock operations. There are two variants, one clears IRQ's |
| 13 | * on the local processor, one does not. | 13 | * on the local processor, one does not. |
| 14 | * | 14 | * |
| 15 | * These are fair FIFO ticket locks, which are currently limited to 256 | 15 | * These are fair FIFO ticket locks, which support up to 2^16 CPUs. |
| 16 | * CPUs. | ||
| 17 | * | 16 | * |
| 18 | * (the type definitions are in asm/spinlock_types.h) | 17 | * (the type definitions are in asm/spinlock_types.h) |
| 19 | */ | 18 | */ |