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arm64: fpsimd: Remove obsolete cond_yield macro

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All invocations of the cond_yield macro have been removed, so remove the
macro definition as well.

Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20260401000548.133151-10-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
This commit is contained in:
Eric Biggers 2026-03-31 17:05:48 -07:00
parent 6d575f11c7
commit 180e92df9a
1 changed files with 0 additions and 22 deletions
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22
arch/arm64/include/asm/assembler.h
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@ -748,28 +748,6 @@ alternative_else_nop_endif
set_sctlr sctlr_el2, \reg
.endm
/*
* Check whether asm code should yield as soon as it is able. This is
* the case if we are currently running in task context, and the
* TIF_NEED_RESCHED flag is set. (Note that the TIF_NEED_RESCHED flag
* is stored negated in the top word of the thread_info::preempt_count
* field)
*/
.macro cond_yield, lbl:req, tmp:req, tmp2
#ifdef CONFIG_PREEMPT_VOLUNTARY
get_current_task \tmp
ldr \tmp, [\tmp, #TSK_TI_PREEMPT]
/*
* If we are serving a softirq, there is no point in yielding: the
* softirq will not be preempted no matter what we do, so we should
* run to completion as quickly as we can. The preempt_count field will
* have BIT(SOFTIRQ_SHIFT) set in this case, so the zero check will
* catch this case too.
*/
cbz \tmp, \lbl
#endif
.endm
/*
* Branch Target Identifier (BTI)
*/