diff options
Diffstat (limited to 'debian/patches-rt/0016-printk-add-infrastucture-for-atomic-consoles.patch')
| -rw-r--r-- | debian/patches-rt/0016-printk-add-infrastucture-for-atomic-consoles.patch | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/debian/patches-rt/0016-printk-add-infrastucture-for-atomic-consoles.patch b/debian/patches-rt/0016-printk-add-infrastucture-for-atomic-consoles.patch index ad697d101..081d1c69d 100644 --- a/debian/patches-rt/0016-printk-add-infrastucture-for-atomic-consoles.patch +++ b/debian/patches-rt/0016-printk-add-infrastucture-for-atomic-consoles.patch @@ -1,7 +1,7 @@ From: John Ogness <john.ogness@linutronix.de> Date: Fri, 4 Feb 2022 16:01:17 +0106 Subject: [PATCH 16/18] printk: add infrastucture for atomic consoles -Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/5.19/older/patches-5.19-rc8-rt9.tar.xz +Origin: https://www.kernel.org/pub/linux/kernel/projects/rt/6.0/older/patches-6.0-rt11.tar.xz Many times it is not possible to see the console output on panic because printing threads cannot be scheduled and/or the @@ -493,7 +493,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> /** * console_unlock - unlock the console system * -@@ -3158,6 +3379,11 @@ void console_unblank(void) +@@ -3148,6 +3369,11 @@ void console_unblank(void) */ void console_flush_on_panic(enum con_flush_mode mode) { @@ -505,7 +505,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> /* * If someone else is holding the console lock, trylock will fail * and may_schedule may be set. Ignore and proceed to unlock so -@@ -3174,7 +3400,7 @@ void console_flush_on_panic(enum con_flu +@@ -3164,7 +3390,7 @@ void console_flush_on_panic(enum con_flu seq = prb_first_valid_seq(prb); for_each_console(c) @@ -514,7 +514,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> } console_unlock(); } -@@ -3417,19 +3643,22 @@ void register_console(struct console *ne +@@ -3407,19 +3633,22 @@ void register_console(struct console *ne if (newcon->flags & CON_EXTENDED) nr_ext_console_drivers++; @@ -540,7 +540,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> } if (printk_kthreads_available) -@@ -3518,6 +3747,10 @@ int unregister_console(struct console *c +@@ -3508,6 +3737,10 @@ int unregister_console(struct console *c console_sysfs_notify(); @@ -551,7 +551,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> if (console->exit) res = console->exit(console); -@@ -3648,7 +3881,7 @@ static bool __pr_flush(struct console *c +@@ -3638,7 +3871,7 @@ static bool __pr_flush(struct console *c for_each_console(c) { if (con && con != c) continue; @@ -560,7 +560,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> continue; printk_seq = c->seq; if (printk_seq < seq) -@@ -3738,9 +3971,10 @@ static void printk_fallback_preferred_di +@@ -3728,9 +3961,10 @@ static void printk_fallback_preferred_di * See __console_emit_next_record() for argument and return details. */ static bool console_emit_next_record(struct console *con, char *text, char *ext_text, @@ -573,7 +573,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> } static bool printer_should_wake(struct console *con, u64 seq) -@@ -3781,6 +4015,11 @@ static int printk_kthread_func(void *dat +@@ -3771,6 +4005,11 @@ static int printk_kthread_func(void *dat char *text; int error; @@ -585,7 +585,7 @@ Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de> text = kmalloc(CONSOLE_LOG_MAX, GFP_KERNEL); if (!text) { con_printk(KERN_ERR, con, "failed to allocate text buffer\n"); -@@ -3859,7 +4098,7 @@ static int printk_kthread_func(void *dat +@@ -3849,7 +4088,7 @@ static int printk_kthread_func(void *dat * which can conditionally invoke cond_resched(). */ console_may_schedule = 0; |