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authorMarkus Metzger <markus.t.metzger@intel.com>2008-01-30 13:32:54 +0100
committerIngo Molnar <mingo@elte.hu>2008-01-30 13:32:54 +0100
commit87e8407f9ad2a2df901c4b690ab0a2bf0fb168c5 (patch)
tree38062bd2812090da5cb0b5dc2fb85373efb7c221 /arch
parent58f6f6ea1d5031f998b5e7d640d7bc45ed86d0c8 (diff)
downloadblackbird-op-linux-87e8407f9ad2a2df901c4b690ab0a2bf0fb168c5.tar.gz
blackbird-op-linux-87e8407f9ad2a2df901c4b690ab0a2bf0fb168c5.zip
x86, ptrace: add bts_struct size to status command
Return the size of bts_struct in the PTRACE_BTS_STATUS command. Change types to u32. Signed-off-by: Markus Metzger <markus.t.metzger@intel.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch')
-rw-r--r--arch/x86/kernel/ptrace.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index e19a91db9b35..96286df1bb81 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -787,6 +787,8 @@ static int ptrace_bts_status(struct task_struct *child,
cfg.flags |= PTRACE_BTS_O_SCHED;
}
+ cfg.bts_size = sizeof(struct bts_struct);
+
if (copy_to_user(ucfg, &cfg, sizeof(cfg)))
return -EFAULT;
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