diff options
| author | Valentin Schneider <valentin.schneider@arm.com> | 2019-09-23 15:36:16 +0100 |
|---|---|---|
| committer | Michal Simek <michal.simek@xilinx.com> | 2019-10-08 11:03:34 +0200 |
| commit | 39014c45467f0a655ae77f98be549a0a4ba5cfe1 (patch) | |
| tree | 61776d532e2ffa504f2ef946d457c2b857abbb6c /arch/microblaze | |
| parent | da0c9ea146cbe92b832f1b0f694840ea8eb33cce (diff) | |
| download | lwn-39014c45467f0a655ae77f98be549a0a4ba5cfe1.tar.gz lwn-39014c45467f0a655ae77f98be549a0a4ba5cfe1.zip | |
microblaze: entry: Remove unneeded need_resched() loop
Since the enabling and disabling of IRQs within preempt_schedule_irq()
is contained in a need_resched() loop, we don't need the outer arch
code loop.
Signed-off-by: Valentin Schneider <valentin.schneider@arm.com>
Cc: Michal Simek <monstr@monstr.eu>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Diffstat (limited to 'arch/microblaze')
| -rw-r--r-- | arch/microblaze/kernel/entry.S | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/arch/microblaze/kernel/entry.S b/arch/microblaze/kernel/entry.S index 4e1b567becd6..de7083bd1d24 100644 --- a/arch/microblaze/kernel/entry.S +++ b/arch/microblaze/kernel/entry.S @@ -738,14 +738,9 @@ no_intr_resched: andi r5, r5, _TIF_NEED_RESCHED; beqi r5, restore /* if zero jump over */ -preempt: /* interrupts are off that's why I am calling preempt_chedule_irq */ bralid r15, preempt_schedule_irq nop - lwi r11, CURRENT_TASK, TS_THREAD_INFO; /* get thread info */ - lwi r5, r11, TI_FLAGS; /* get flags in thread info */ - andi r5, r5, _TIF_NEED_RESCHED; - bnei r5, preempt /* if non zero jump to resched */ restore: #endif VM_OFF /* MS: turn off MMU */ |