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| author | Jason Wessel <jason.wessel@windriver.com> | 2010-07-22 04:27:07 +0400 |
|---|---|---|
| committer | Jason Wessel <jason.wessel@windriver.com> | 2010-07-22 04:27:07 +0400 |
| commit | edd63cb6b91024332d6983fc51058ac1ef0c081e (patch) | |
| tree | 2df04fc5dc35899aa7d4f4c52197f7b492c16c8b | |
| parent | b0679c63db655fa12007558e267bc0eb1d486fdb (diff) | |
| download | linux-edd63cb6b91024332d6983fc51058ac1ef0c081e.tar.xz | |
sysrq,kdb: Use __handle_sysrq() for kdb's sysrq function
The kdb code should not toggle the sysrq state in case an end user
wants to try and resume the normal kernel execution.
Signed-off-by: Jason Wessel <jason.wessel@windriver.com>
Acked-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
| -rw-r--r-- | drivers/char/sysrq.c | 2 | ||||
| -rw-r--r-- | include/linux/sysrq.h | 1 | ||||
| -rw-r--r-- | kernel/debug/kdb/kdb_main.c | 3 |
3 files changed, 3 insertions, 3 deletions
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c index 5d64e3acb000..878ac0c2cc68 100644 --- a/drivers/char/sysrq.c +++ b/drivers/char/sysrq.c @@ -493,7 +493,7 @@ static void __sysrq_put_key_op(int key, struct sysrq_key_op *op_p) sysrq_key_table[i] = op_p; } -static void __handle_sysrq(int key, struct tty_struct *tty, int check_mask) +void __handle_sysrq(int key, struct tty_struct *tty, int check_mask) { struct sysrq_key_op *op_p; int orig_log_level; diff --git a/include/linux/sysrq.h b/include/linux/sysrq.h index 4496322e28dd..609e8ca5f534 100644 --- a/include/linux/sysrq.h +++ b/include/linux/sysrq.h @@ -45,6 +45,7 @@ struct sysrq_key_op { */ void handle_sysrq(int key, struct tty_struct *tty); +void __handle_sysrq(int key, struct tty_struct *tty, int check_mask); int register_sysrq_key(int key, struct sysrq_key_op *op); int unregister_sysrq_key(int key, struct sysrq_key_op *op); struct sysrq_key_op *__sysrq_get_key_op(int key); diff --git a/kernel/debug/kdb/kdb_main.c b/kernel/debug/kdb/kdb_main.c index 7e9bfd54a0db..ebe4a287419e 100644 --- a/kernel/debug/kdb/kdb_main.c +++ b/kernel/debug/kdb/kdb_main.c @@ -1820,9 +1820,8 @@ static int kdb_sr(int argc, const char **argv) { if (argc != 1) return KDB_ARGCOUNT; - sysrq_toggle_support(1); kdb_trap_printk++; - handle_sysrq(*argv[1], NULL); + __handle_sysrq(*argv[1], NULL, 0); kdb_trap_printk--; return 0; |