[PATCH 1/1] x86,kgdb: Always initialize the hw breakpoint attribute
in [Kernel]
|
From: Jason Wessel on 30 Mar 2010 15:10 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. CC: Ingo Molnar <mingo(a)elte.hu> CC: stable(a)kernel.org Signed-off-by: Jason Wessel <jason.wessel(a)windriver.com> Acked-by: Frederic Weisbecker <fweisbec(a)gmail.com> --- 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 bfba601..b2258ca 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; -- 1.5.4.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
|
Pages: 1 Prev: tagged sysfs support Next: x86,kgdb: Always initialize the hw breakpoint attribute |