]> pilppa.com Git - linux-2.6-omap-h63xx.git/commit
kprobes: add kprobe_insn_mutex and cleanup arch_remove_kprobe()
authorMasami Hiramatsu <mhiramat@redhat.com>
Tue, 6 Jan 2009 22:41:50 +0000 (14:41 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 6 Jan 2009 23:59:20 +0000 (15:59 -0800)
commit129415607845d4daea11ddcba706005c69dcb942
tree9046ea79a0b81c8823b9d42f00fd7c158861ed5c
parenta06f6211ef9b1785922f9d0e8766d63ac4e66de1
kprobes: add kprobe_insn_mutex and cleanup arch_remove_kprobe()

Add kprobe_insn_mutex for protecting kprobe_insn_pages hlist, and remove
kprobe_mutex from architecture dependent code.

This allows us to call arch_remove_kprobe() (and free_insn_slot) while
holding kprobe_mutex.

Signed-off-by: Masami Hiramatsu <mhiramat@redhat.com>
Acked-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Cc: Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
Cc: Russell King <rmk@arm.linux.org.uk>
Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Cc: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
arch/arm/kernel/kprobes.c
arch/ia64/kernel/kprobes.c
arch/powerpc/kernel/kprobes.c
arch/s390/kernel/kprobes.c
arch/x86/kernel/kprobes.c
include/linux/kprobes.h
kernel/kprobes.c