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sysctl: increase log severity on failed write

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Increase the log severity in case of writing to a non existent sysctl
parameter as this can either be caused by a misspelling or a kernel mis-
configuration, e.g. in case YAMA does not get loaded due to a incomplete
lsm= override:

    systemd-sysctl[354]: Couldn't write '1' to 'kernel/yama/ptrace_scope', ignoring: No such file or directory
This commit is contained in:
Christian Göttsche 2022-06-13 16:01:04 +02:00 committed by Yu Watanabe
parent b0367874d5
commit 1805fbcf06
1 changed files with 1 additions and 1 deletions
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src/sysctl/sysctl.c
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@ -107,7 +107,7 @@ static int sysctl_write_or_warn(const char *key, const char *value, bool ignore_
if (ignore_failure || r == -EROFS || ERRNO_IS_PRIVILEGE(r))
log_debug_errno(r, "Couldn't write '%s' to '%s', ignoring: %m", value, key);
else if (r == -ENOENT)
log_info_errno(r, "Couldn't write '%s' to '%s', ignoring: %m", value, key);
log_warning_errno(r, "Couldn't write '%s' to '%s', ignoring: %m", value, key);
else
return log_error_errno(r, "Couldn't write '%s' to '%s': %m", value, key);
}