Commit 180e92df authored by Eric Biggers's avatar Eric Biggers
Browse files

arm64: fpsimd: Remove obsolete cond_yield macro 



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

Reviewed-by: default avatarArd Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20260401000548.133151-10-ebiggers@kernel.org


Signed-off-by: default avatarEric Biggers <ebiggers@kernel.org>
parent 6d575f11

arch/arm64/include/asm/assembler.h

+0 −22
Original line number Diff line number Diff line
@@ -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)

 */