From e167d7fd8d5fe918b6d675e16aeca2c43398a5b2 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Tue, 26 Jan 2016 14:06:35 +0100 Subject: journald: minor fixes This primarily contains some minor coding style fixups for 7a24f3bf2fb181243a1957a0cdd54cd919396793 and earlier changes. Specifically: * Don't log at log levels above LOG_DEBUG from "library" code like journal-file.c * Don't negate errno values before passing them to log_debug_errno(), as the call can handle this fine anyway * Cast some calls we knowingly ignore the return values of to (void) * Don't clobber function call-by-ref return values on failure * Don't mix function calls and variable declarations in one line There's also one more relevant change: when failing to enqueue a journal change fs event, we'll run it immediately. --- src/journal/journal-file.c | 32 ++++++++++++++++++++------------ 1 file changed, 20 insertions(+), 12 deletions(-) (limited to 'src/journal/journal-file.c') diff --git a/src/journal/journal-file.c b/src/journal/journal-file.c index 929ad0aa7c..2973176c8d 100644 --- a/src/journal/journal-file.c +++ b/src/journal/journal-file.c @@ -157,7 +157,7 @@ JournalFile* journal_file_close(JournalFile *f) { if (enabled == SD_EVENT_ONESHOT) journal_file_post_change(f); - sd_event_source_set_enabled(f->post_change_timer, SD_EVENT_OFF); + (void) sd_event_source_set_enabled(f->post_change_timer, SD_EVENT_OFF); sd_event_source_unref(f->post_change_timer); } @@ -1409,7 +1409,7 @@ void journal_file_post_change(JournalFile *f) { __sync_synchronize(); if (ftruncate(f->fd, f->last_stat.st_size) < 0) - log_error_errno(errno, "Failed to truncate file to its own size: %m"); + log_debug_errno(errno, "Failed to truncate file to its own size: %m"); } static int post_change_thunk(sd_event_source *timer, uint64_t usec, void *userdata) { @@ -1432,8 +1432,8 @@ static void schedule_post_change(JournalFile *f) { r = sd_event_source_get_enabled(timer, &enabled); if (r < 0) { - log_error_errno(-r, "Failed to get ftruncate timer state: %m"); - return; + log_debug_errno(r, "Failed to get ftruncate timer state: %m"); + goto fail; } if (enabled == SD_EVENT_ONESHOT) @@ -1441,21 +1441,27 @@ static void schedule_post_change(JournalFile *f) { r = sd_event_now(sd_event_source_get_event(timer), CLOCK_MONOTONIC, &now); if (r < 0) { - log_error_errno(-r, "Failed to get clock's now for scheduling ftruncate: %m"); - return; + log_debug_errno(r, "Failed to get clock's now for scheduling ftruncate: %m"); + goto fail; } r = sd_event_source_set_time(timer, now+f->post_change_timer_period); if (r < 0) { - log_error_errno(-r, "Failed to set time for scheduling ftruncate: %m"); - return; + log_debug_errno(r, "Failed to set time for scheduling ftruncate: %m"); + goto fail; } r = sd_event_source_set_enabled(timer, SD_EVENT_ONESHOT); if (r < 0) { - log_error_errno(-r, "Failed to enable scheduled ftruncate: %m"); - return; + log_debug_errno(r, "Failed to enable scheduled ftruncate: %m"); + goto fail; } + + return; + +fail: + /* On failure, let's simply post the change immediately. */ + journal_file_post_change(f); } /* Enable coalesced change posting in a timer on the provided sd_event instance */ @@ -2854,9 +2860,11 @@ int journal_file_open( } if (template && template->post_change_timer) { - sd_event *e = sd_event_source_get_event(template->post_change_timer); + r = journal_file_enable_post_change_timer( + f, + sd_event_source_get_event(template->post_change_timer), + template->post_change_timer_period); - r = journal_file_enable_post_change_timer(f, e, template->post_change_timer_period); if (r < 0) goto fail; } -- cgit v1.2.3-54-g00ecf