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| author |   Anton Blanchard <anton@samba.org> | 2005-09-27 21:45:38 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-28 07:46:41 -0700 |
| commit | b3ca80935100af47f226be439cb266378dab7bf7 (patch) | |
| tree | 8633bb97958ccc79a5f7a96d391aaca1bab926cd /kernel | |
| parent | [PATCH] cpuset maintainers (diff) | |
| download | linux-dev-b3ca80935100af47f226be439cb266378dab7bf7.tar.xz linux-dev-b3ca80935100af47f226be439cb266378dab7bf7.zip | |
[PATCH] ppc64: Add missing barrier() in kexec code
Mikey and I were testing kexec and hit a lockup. It turns out gcc 4.0
optimises the kexec_prepare_cpus loop so we avoid reloading paca.hw_cpu_id.
A gcc barrier() fixes the problem.
Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions