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| author | Andi Kleen <ak@suse.de> | 2006-06-26 13:59:17 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-26 10:48:21 -0700 |
| commit | 75bd665cc9f4d0f67164d9145e446ae554d4ed3f (patch) | |
| tree | ddfd134ef54138eea8e341039466c7e470203c71 /include/asm-x86_64 | |
| parent | e42f94373764d825e2c0464092738f66f5d3effb (diff) | |
| download | kernel_samsung_smdk4412-75bd665cc9f4d0f67164d9145e446ae554d4ed3f.zip kernel_samsung_smdk4412-75bd665cc9f4d0f67164d9145e446ae554d4ed3f.tar.gz kernel_samsung_smdk4412-75bd665cc9f4d0f67164d9145e446ae554d4ed3f.tar.bz2 | |
[PATCH] x86_64: Fix fast check in safe_smp_processor_id
The APIC ID returned by hard_smp_processor_id can be beyond
NR_CPUS and then overflow the x86_cpu_to_apic[] array.
Add a check for overflow. If it happens then the slow loop below
will catch.
Bug pointed out by Doug Thompson
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'include/asm-x86_64')
0 files changed, 0 insertions, 0 deletions