hollalinux
/
linux-sg2042
mirror of https://github.com/sophgo/linux-riscv.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

[PATCH] i386: fix rwsem build bug on CONFIG_M386=y 

CONFIG_M386 turns on spinlock-based generic rwsems - which surprises the
semaphore.S rwsem stubs. Tested both with and without CONFIG_M386.

Reported-by: Klaus Knopper <knopper@knopper.net>
Triaged-by: Adrian Bunk <bunk@stusta.de>

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andi Kleen <ak@suse.de>
This commit is contained in:
Ingo Molnar 2006-10-05 18:47:22 +02:00 committed by Andi Kleen
parent 7d0b0e8ddb
commit 88271e9e43
1 changed files with 3 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
arch/i386/lib/semaphore.S
View File

@ -152,6 +152,8 @@ ENTRY(__read_lock_failed)
#endif
#ifdef CONFIG_RWSEM_XCHGADD_ALGORITHM
/* Fix up special calling conventions */
ENTRY(call_rwsem_down_read_failed)
CFI_STARTPROC
@ -214,3 +216,4 @@ ENTRY(call_rwsem_downgrade_wake)
CFI_ENDPROC
END(call_rwsem_downgrade_wake)
#endif