diff options
Diffstat (limited to 'debian/patches-rt/0012-printk-minimize-console-locking-implementation.patch')
| -rw-r--r-- | debian/patches-rt/0012-printk-minimize-console-locking-implementation.patch | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/debian/patches-rt/0012-printk-minimize-console-locking-implementation.patch b/debian/patches-rt/0012-printk-minimize-console-locking-implementation.patch index 3510c1d16..3c26c368b 100644 --- a/debian/patches-rt/0012-printk-minimize-console-locking-implementation.patch +++ b/debian/patches-rt/0012-printk-minimize-console-locking-implementation.patch @@ -1,7 +1,7 @@ From: John Ogness <john.ogness@linutronix.de> Date: Tue, 12 Feb 2019 15:29:50 +0100 Subject: [PATCH 12/25] printk: minimize console locking implementation -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.2/older/patches-5.2.17-rt9.tar.xz +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.4/older/patches-5.4.3-rt1.tar.xz Since printing of the printk buffer is now handled by the printk kthread, minimize the console locking functions to just handle @@ -17,7 +17,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> --- a/kernel/printk/printk.c +++ b/kernel/printk/printk.c -@@ -217,19 +217,7 @@ static int nr_ext_console_drivers; +@@ -227,19 +227,7 @@ static int nr_ext_console_drivers; static int __down_trylock_console_sem(unsigned long ip) { @@ -38,7 +38,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> return 1; mutex_acquire(&console_lock_dep_map, 0, 1, ip); return 0; -@@ -238,13 +226,9 @@ static int __down_trylock_console_sem(un +@@ -248,13 +236,9 @@ static int __down_trylock_console_sem(un static void __up_console_sem(unsigned long ip) { @@ -52,7 +52,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> } #define up_console_sem() __up_console_sem(_RET_IP_) -@@ -1542,82 +1526,6 @@ static void format_text(struct printk_lo +@@ -1552,82 +1536,6 @@ static void format_text(struct printk_lo } /* @@ -135,7 +135,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> * Call the console drivers, asking them to write out * log_buf[start] to log_buf[end - 1]. * The console_lock must be held. -@@ -1879,8 +1787,6 @@ static ssize_t msg_print_ext_header(char +@@ -1889,8 +1797,6 @@ static ssize_t msg_print_ext_header(char static ssize_t msg_print_ext_body(char *buf, size_t size, char *dict, size_t dict_len, char *text, size_t text_len) { return 0; } @@ -144,7 +144,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> 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, -@@ -2115,35 +2021,6 @@ int is_console_locked(void) +@@ -2125,35 +2031,6 @@ int is_console_locked(void) { return console_locked; } @@ -180,7 +180,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> /** * console_unlock - unlock the console system -@@ -2151,147 +2028,17 @@ static inline int can_use_console(void) +@@ -2161,147 +2038,17 @@ static inline int can_use_console(void) * Releases the console_lock which the caller holds on the console system * and the console driver list. * |