diff options
| author | Marcin Niesluchowski <m.niesluchow@samsung.com> | 2015-04-29 19:37:05 +0200 |
|---|---|---|
| committer | Seung-Woo Kim <sw0312.kim@samsung.com> | 2016-12-14 13:49:12 +0900 |
| commit | 8c83cc6f929d470636e6756d5447337e2f67e741 (patch) | |
| tree | e22d998d7a815b57ea639b3e59c2af579c30cb3e /fs | |
| parent | db4b141f7a3a45c8b871c0c662abde09b9628f8d (diff) | |
kmsg: introduce additional kmsg devices support
kmsg device provides operations on cyclic logging buffer used mainly
by kernel but also in userspace by privileged processes.
Additional kmsg devices keep the same log format but may be added
dynamically with custom size.
Change-Id: I52c28310197594888621000bb5be933173c3031d
Signed-off-by: Marcin Niesluchowski <m.niesluchow@samsung.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/proc/kmsg.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/proc/kmsg.c b/fs/proc/kmsg.c index 05f8dcdb086e..0d354e4a7d2a 100644 --- a/fs/proc/kmsg.c +++ b/fs/proc/kmsg.c @@ -17,7 +17,7 @@ #include <asm/uaccess.h> #include <asm/io.h> -extern wait_queue_head_t log_wait; +extern wait_queue_head_t *log_wait; static int kmsg_open(struct inode * inode, struct file * file) { @@ -41,7 +41,7 @@ static ssize_t kmsg_read(struct file *file, char __user *buf, static unsigned int kmsg_poll(struct file *file, poll_table *wait) { - poll_wait(file, &log_wait, wait); + poll_wait(file, log_wait, wait); if (do_syslog(SYSLOG_ACTION_SIZE_UNREAD, NULL, 0, SYSLOG_FROM_PROC)) return POLLIN | POLLRDNORM; return 0; |