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Blackfin: kgdb: cache flushing is not safe in SMP mode

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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>
This commit is contained in:
Sonic Zhang 2010-08-05 07:58:15 +00:00 committed by Mike Frysinger
parent 2951acba85
commit c505217ca0
1 changed files with 5 additions and 1 deletions
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6
arch/blackfin/include/asm/kgdb.h
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@ -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