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Printk changes for 4.19-rc4 

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Merge tag 'printk-for-4.19-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk

Pull printk fix from Petr Mladek:
 "Revert a commit that caused "quiet", "debug", and "loglevel" early
  parameters to be ignored for early boot messages"

* tag 'printk-for-4.19-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/pmladek/printk:
  Revert "printk: make sure to print log on console."
This commit is contained in:
Linus Torvalds 2018-09-13 19:37:08 -10:00
parent 48751b562b a6ae928c25
commit a06b0c82a0
1 changed files with 5 additions and 7 deletions
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12
kernel/printk/printk.c
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@ -351,7 +351,6 @@ static int console_msg_format = MSG_FORMAT_DEFAULT;
*/
enum log_flags {
LOG_NOCONS = 1, /* suppress print, do not print to console */
LOG_NEWLINE = 2, /* text ended with a newline */
LOG_PREFIX = 4, /* text started with a prefix */
LOG_CONT = 8, /* text is a fragment of a continuation line */
@ -1881,9 +1880,6 @@ int vprintk_store(int facility, int level,
if (dict)
lflags |= LOG_PREFIX|LOG_NEWLINE;
if (suppress_message_printing(level))
lflags |= LOG_NOCONS;
return log_output(facility, level, lflags,
dict, dictlen, text, text_len);
}
@ -2032,6 +2028,7 @@ static void call_console_drivers(const char *ext_text, size_t ext_len,
const char *text, size_t len) {}
static size_t msg_print_text(const struct printk_log *msg,
bool syslog, char *buf, size_t size) { return 0; }
static bool suppress_message_printing(int level) { return false; }
#endif /* CONFIG_PRINTK */
@ -2368,10 +2365,11 @@ void console_unlock(void)
break;
msg = log_from_idx(console_idx);
if (msg->flags & LOG_NOCONS) {
if (suppress_message_printing(msg->level)) {
/*
* Skip record if !ignore_loglevel, and
* record has level above the console loglevel.
* Skip record we have buffered and already printed
* directly to the console when we received it, and
* record that has level above the console loglevel.
*/
console_idx = log_next(console_idx);
console_seq++;