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journal: remove old kernels (<3.2) support in monitoring hostname

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Similar to cc983fc9dc.
This commit is contained in:
Yu Watanabe
2025-04-15 04:23:57 +09:00
parent b01f00e9c5
commit d127423ce6
1 changed files with 1 additions and 10 deletions
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11
src/journal/journald-server.c
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@@ -2031,17 +2031,8 @@ static int server_open_hostname(Server *s) {
return log_error_errno(errno, "Failed to open /proc/sys/kernel/hostname: %m");
r = sd_event_add_io(s->event, &s->hostname_event_source, s->hostname_fd, 0, dispatch_hostname_change, s);
if (r < 0) {
/* kernels prior to 3.2 don't support polling this file. Ignore
* the failure. */
if (r == -EPERM) {
log_warning_errno(r, "Failed to register hostname fd in event loop, ignoring: %m");
s->hostname_fd = safe_close(s->hostname_fd);
return 0;
}
if (r < 0)
return log_error_errno(r, "Failed to register hostname fd in event loop: %m");
}
r = sd_event_source_set_priority(s->hostname_event_source, SD_EVENT_PRIORITY_IMPORTANT-10);
if (r < 0)