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| author | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2011-01-05 12:47:25 +0100 |
|---|---|---|
| committer | Martin Schwidefsky <sky@mschwide.boeblingen.de.ibm.com> | 2011-01-05 12:47:24 +0100 |
| commit | 860dba45e81be2e1ba977617652ae36084daebaf (patch) | |
| tree | edeb79a565754fcec0d6bcfb225e36ad761cba48 /arch/s390/kernel/process.c | |
| parent | 4a1886358b2d68f6f8745bfc10399c2376681acc (diff) | |
| download | op-kernel-dev-860dba45e81be2e1ba977617652ae36084daebaf.zip op-kernel-dev-860dba45e81be2e1ba977617652ae36084daebaf.tar.gz | |
[S390] add kprobes annotations
Add kprobes annotations to get the massive 'probe kernel.function("*") {}'
stress test working.
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'arch/s390/kernel/process.c')
| -rw-r--r-- | arch/s390/kernel/process.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index ec2e03b..b825b3e 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -32,6 +32,7 @@ #include <linux/kernel_stat.h> #include <linux/syscalls.h> #include <linux/compat.h> +#include <linux/kprobes.h> #include <asm/compat.h> #include <asm/uaccess.h> #include <asm/pgtable.h> @@ -116,15 +117,17 @@ void cpu_idle(void) } } -extern void kernel_thread_starter(void); +extern void __kprobes kernel_thread_starter(void); asm( - ".align 4\n" + ".section .kprobes.text, \"ax\"\n" + ".global kernel_thread_starter\n" "kernel_thread_starter:\n" " la 2,0(10)\n" " basr 14,9\n" " la 2,0\n" - " br 11\n"); + " br 11\n" + ".previous\n"); int kernel_thread(int (*fn)(void *), void * arg, unsigned long flags) { |
