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| author | Jason Wessel <jason.wessel@windriver.com> | 2010-03-30 14:05:07 -0500 |
|---|---|---|
| committer | Frederic Weisbecker <fweisbec@gmail.com> | 2010-04-01 08:26:32 +0200 |
| commit | ab310b5edb8b601bcb02491ed6f7676da4fd1757 (patch) | |
| tree | 1e3bcadd39e4d3aadfb73d42ecca7be191dbdba0 /arch/x86/kernel/kgdb.c | |
| parent | e49a5bd38159dfb1928fd25b173bc9de4bbadb21 (diff) | |
| download | talos-op-linux-ab310b5edb8b601bcb02491ed6f7676da4fd1757.tar.gz talos-op-linux-ab310b5edb8b601bcb02491ed6f7676da4fd1757.zip | |
x86,kgdb: Always initialize the hw breakpoint attribute
It is required to call hw_breakpoint_init() on an attr before using it
in any other calls. This fixes the problem where kgdb will sometimes
fail to initialize on x86_64.
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: 2.6.33 <stable@kernel.org>
LKML-Reference: <1269975907-27602-1-git-send-email-jason.wessel@windriver.com>
Signed-off-by: Frederic Weisbecker <fweisbec@gmail.com>
Diffstat (limited to 'arch/x86/kernel/kgdb.c')
| -rw-r--r-- | arch/x86/kernel/kgdb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index bfba6019d762..b2258ca91003 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -618,8 +618,8 @@ int kgdb_arch_init(void) * portion of kgdb because this operation requires mutexs to * complete. */ + hw_breakpoint_init(&attr); attr.bp_addr = (unsigned long)kgdb_arch_init; - attr.type = PERF_TYPE_BREAKPOINT; attr.bp_len = HW_BREAKPOINT_LEN_1; attr.bp_type = HW_BREAKPOINT_W; attr.disabled = 1; |
