diff options
Diffstat (limited to 'debian/patches-rt/drivers-tty-pl011-irq-disable-madness.patch')
| -rw-r--r-- | debian/patches-rt/drivers-tty-pl011-irq-disable-madness.patch | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/debian/patches-rt/drivers-tty-pl011-irq-disable-madness.patch b/debian/patches-rt/drivers-tty-pl011-irq-disable-madness.patch index 0a45ead46..c32cfba70 100644 --- a/debian/patches-rt/drivers-tty-pl011-irq-disable-madness.patch +++ b/debian/patches-rt/drivers-tty-pl011-irq-disable-madness.patch @@ -1,7 +1,7 @@ Subject: tty/serial/pl011: Make the locking work on RT From: Thomas Gleixner <tglx@linutronix.de> Date: Tue, 08 Jan 2013 21:36:51 +0100 -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 The lock is a sleeping lock and local_irq_save() is not the optimsation we are looking for. Redo it to make it work on -RT and non-RT. @@ -13,7 +13,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de> --- a/drivers/tty/serial/amba-pl011.c +++ b/drivers/tty/serial/amba-pl011.c -@@ -2216,13 +2216,19 @@ pl011_console_write(struct console *co, +@@ -2214,13 +2214,19 @@ pl011_console_write(struct console *co, clk_enable(uap->clk); @@ -36,7 +36,7 @@ Signed-off-by: Thomas Gleixner <tglx@linutronix.de> /* * First save the CR then disable the interrupts -@@ -2248,8 +2254,7 @@ pl011_console_write(struct console *co, +@@ -2246,8 +2252,7 @@ pl011_console_write(struct console *co, pl011_write(old_cr, uap, REG_CR); if (locked) |