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| author | Ralf Baechle <ralf@linux-mips.org> | 2006-07-07 14:07:18 +0100 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-07-13 21:26:09 +0100 |
| commit | 192ef366198ce16c0379100565cdc5b7bd68511f (patch) | |
| tree | 1f4ef0a9ee796fbf970b6f0703aa31ecad584ee1 /arch/mips/kernel/entry.S | |
| parent | 8d197f3d17d4f43eb7d032491af7fc959cbed4fa (diff) | |
| download | blackbird-op-linux-192ef366198ce16c0379100565cdc5b7bd68511f.tar.gz blackbird-op-linux-192ef366198ce16c0379100565cdc5b7bd68511f.zip | |
[MIPS] TRACE_IRQFLAGS_SUPPORT support.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/entry.S')
| -rw-r--r-- | arch/mips/kernel/entry.S | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/mips/kernel/entry.S b/arch/mips/kernel/entry.S index 01e7fa86aa43..766655f35250 100644 --- a/arch/mips/kernel/entry.S +++ b/arch/mips/kernel/entry.S @@ -113,6 +113,21 @@ FEXPORT(restore_all) # restore full frame RESTORE_AT RESTORE_STATIC FEXPORT(restore_partial) # restore partial frame +#ifdef CONFIG_TRACE_IRQFLAGS + SAVE_STATIC + SAVE_AT + SAVE_TEMP + LONG_L v0, PT_STATUS(sp) + and v0, 1 + beqz v0, 1f + jal trace_hardirqs_on + b 2f +1: jal trace_hardirqs_off +2: + RESTORE_TEMP + RESTORE_AT + RESTORE_STATIC +#endif RESTORE_SOME RESTORE_SP_AND_RET .set at |
