diff options
Diffstat (limited to 'cmd/zed/zed.c')
| -rw-r--r-- | cmd/zed/zed.c | 18 |
1 files changed, 11 insertions, 7 deletions
diff --git a/cmd/zed/zed.c b/cmd/zed/zed.c index bf29c0486..b8dbc442c 100644 --- a/cmd/zed/zed.c +++ b/cmd/zed/zed.c @@ -91,11 +91,13 @@ _setup_sig_handlers(void) /* * Lock all current and future pages in the virtual memory address space. - * Access to locked pages will never be delayed by a page fault. + * Access to locked pages will never be delayed by a page fault. + * * EAGAIN is tested up to max_tries in case this is a transient error. + * * Note that memory locks are not inherited by a child created via fork() - * and are automatically removed during an execve(). As such, this must - * be called after the daemon fork()s (when running in the background). + * and are automatically removed during an execve(). As such, this must + * be called after the daemon fork()s (when running in the background). */ static void _lock_memory(void) @@ -121,10 +123,11 @@ _lock_memory(void) /* * Start daemonization of the process including the double fork(). + * * The parent process will block here until _finish_daemonize() is called - * (in the grandchild process), at which point the parent process will exit. - * This prevents the parent process from exiting until initialization is - * complete. + * (in the grandchild process), at which point the parent process will exit. + * This prevents the parent process from exiting until initialization is + * complete. */ static void _start_daemonize(void) @@ -182,8 +185,9 @@ _start_daemonize(void) /* * Finish daemonization of the process by closing stdin/stdout/stderr. + * * This must be called at the end of initialization after all external - * communication channels are established and accessible. + * communication channels are established and accessible. */ static void _finish_daemonize(void) |