]> bbs.cooldavid.org Git - net-next-2.6.git/commit
x86: pda_init(): fix memory leak when using CPU hotplug
authorAndreas Herrmann <andreas.herrmann3@amd.com>
Wed, 6 Aug 2008 08:27:30 +0000 (10:27 +0200)
committerIngo Molnar <mingo@elte.hu>
Sat, 6 Sep 2008 18:48:02 +0000 (20:48 +0200)
commitd04ec773d7ca1bbc05a2768be95c1cebe2b07757
tree7f44aad93d8f8a526f5a16f42feab080b3ecb9da
parente4a6be4d2850da032a782b5296c07dfdf583af86
x86: pda_init(): fix memory leak when using CPU hotplug

pda->irqstackptr is allocated whenever a CPU is set online.
But it is never freed. This results in a memory leak of 16K
for each CPU offline/online cycle.

Fix is to allocate pda->irqstackptr only once.

Signed-off-by: Andreas Herrmann <andreas.herrmann3@amd.com>
Cc: akpm@linux-foundation.org
Signed-off-by: Ingo Molnar <mingo@elte.hu>
arch/x86/kernel/cpu/common_64.c