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i386: Fix build and remove empty unused macro

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When inlining the macro, reg was not substituted with the %ecx argument
previously passed in. One of the definitions was also left behind as an
empty macro.

PR:		292883
Fixes:		377c053a43 ("cpu_switch(): unconditionally wait on the blocked mutex transient")
MFC after:	1 week
This commit is contained in:
Jessica Clarke
2026-02-02 17:43:50 +00:00
parent f7144a9c4a
commit 9e0fe12671
1 changed files with 1 additions and 3 deletions
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sys/i386/i386/swtch.S
+1 -3
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@@ -34,8 +34,6 @@
#include "assym.inc"
#define BLOCK_SPIN(reg) \
/*****************************************************************************/
/* Scheduling */
/*****************************************************************************/
@@ -170,7 +168,7 @@ sw1:
100:
lock
cmpxchgl %eax,TD_LOCK(reg)
cmpxchgl %eax,TD_LOCK(%ecx)
jne 101f
pause
jmp 100b