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| author | Masami Hiramatsu <mhiramat@redhat.com> | 2009-03-06 10:37:54 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-06 16:49:01 +0100 |
| commit | 78ff7fae04554b49d29226ed12536268c2500d1f (patch) | |
| tree | 377980e0543a7c9d0f6567498a186284ae85e432 /lib | |
| parent | 3945dab45aa8c89014893bfa8eb1e1661a409cef (diff) | |
| download | op-kernel-dev-78ff7fae04554b49d29226ed12536268c2500d1f.zip op-kernel-dev-78ff7fae04554b49d29226ed12536268c2500d1f.tar.gz | |
x86: implement atomic text_poke() via fixmap
Use fixmaps instead of vmap/vunmap in text_poke() for avoiding
page allocation and delayed unmapping.
At the result of above change, text_poke() becomes atomic and can be called
from stop_machine() etc.
Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Acked-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
LKML-Reference: <49B14352.2040705@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'lib')
0 files changed, 0 insertions, 0 deletions
