[PATCH 9/9] arm64: fpsimd: Remove obsolete cond_yield macro

Eric Biggers
2026-04-01T00:07:52Z

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

Signed-off-by: Eric Biggers <ebiggers@kernel.org>
---
arch/arm64/include/asm/assembler.h | 22 ----------------------
1 file changed, 22 deletions(-)

diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h
index d3d46e5f7188..9d7c9ae5ac96 100644
--- a/arch/arm64/include/asm/assembler.h
+++ b/arch/arm64/include/asm/assembler.h
@@ -746,32 +746,10 @@ alternative_else_nop_endif

.macro set_sctlr_el2, reg
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)
*/
.macro bti, targets
.equ .L__bti_targets_c, 34
--
2.53.0