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| author | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 11:37:30 +0200 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2006-09-27 11:37:30 +0200 |
| commit | 33573c0e3243aaa38b6ad96942de85a1b713c2ff (patch) | |
| tree | 977c71557e8c1603ac4934db2d3ceb5535826701 /drivers/serial | |
| parent | sh: Calculate shm alignment at runtime. (diff) | |
| download | linux-33573c0e3243aaa38b6ad96942de85a1b713c2ff.tar.xz linux-33573c0e3243aaa38b6ad96942de85a1b713c2ff.zip | |
sh: Fix occasional flush_cache_4096() stack corruption.
IRQs disabling in flush_cache_4096 for cache purge. Under certain
workloads we would get an IRQ in the middle of a purge operation,
and the cachelines would remain in an inconsistent state, leading
to occasional stack corruption.
Signed-off-by: Takeo Takahashi <takahashi.takeo@renesas.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'drivers/serial')
0 files changed, 0 insertions, 0 deletions