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author | Sonic Zhang <sonic.zhang@analog.com> | 2010-08-05 07:58:15 +0000 |
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committer | Mike Frysinger <vapier@gentoo.org> | 2011-05-25 08:13:42 -0400 |
commit | c505217ca058aa4bcb0cba7bc6b2d228120b3e3e (patch) | |
tree | 5c3519d39dbb080097398548de7b0491da76c452 /arch/blackfin/include/asm/kgdb.h | |
parent | 2951acba8510a37c6b56f8481906a809c5eb3b0e (diff) | |
download | op-kernel-dev-c505217ca058aa4bcb0cba7bc6b2d228120b3e3e.zip op-kernel-dev-c505217ca058aa4bcb0cba7bc6b2d228120b3e3e.tar.gz |
Blackfin: kgdb: cache flushing is not safe in SMP mode
Make sure we mark cache flushing as unsafe to kgdb in SMP mode so that
kgdb doesn't flush things incorrectly on us.
Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/include/asm/kgdb.h')
-rw-r--r-- | arch/blackfin/include/asm/kgdb.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/blackfin/include/asm/kgdb.h b/arch/blackfin/include/asm/kgdb.h index 8651afe..3ac0c72 100644 --- a/arch/blackfin/include/asm/kgdb.h +++ b/arch/blackfin/include/asm/kgdb.h @@ -103,7 +103,11 @@ static inline void arch_kgdb_breakpoint(void) asm("EXCPT 2;"); } #define BREAK_INSTR_SIZE 2 -#define CACHE_FLUSH_IS_SAFE 1 +#ifdef CONFIG_SMP +# define CACHE_FLUSH_IS_SAFE 0 +#else +# define CACHE_FLUSH_IS_SAFE 1 +#endif #define HW_INST_WATCHPOINT_NUM 6 #define HW_WATCHPOINT_NUM 8 #define TYPE_INST_WATCHPOINT 0 |