diff options
| 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 /Documentation/uml/UserModeLinux-HOWTO.txt | |
| parent | e42f94373764d825e2c0464092738f66f5d3effb (diff) | |
[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 'Documentation/uml/UserModeLinux-HOWTO.txt')
0 files changed, 0 insertions, 0 deletions