From: David Woodhouse Date: Fri, 18 Nov 2005 12:15:33 +0000 (+0000) Subject: [PATCH] ppc64 syscall_exit_work: call the save_nvgprs function, not its descriptor. X-Git-Tag: v2.6.16-rc1~666^2~123 X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=bcb05504edf0e27a648aa1059cbb71e8746758a1;p=linux-2.6 [PATCH] ppc64 syscall_exit_work: call the save_nvgprs function, not its descriptor. On Tue, 2005-11-15 at 18:52 +0000, David Woodhouse wrote: > This cleanup patch speeds up the null syscall path on ppc64 by about 3%, > and brings the ppc32 and ppc64 code slightly closer together. Needs this unless your binutils, like mine, are clever enough to notice my stupidity and fix it up automatically... Spotted by Paul. Signed-off-by: David Woodhouse Signed-off-by: Paul Mackerras --- diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 0bff31f166..7b93971697 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -241,7 +241,7 @@ syscall_exit_work: bne- 3b subi r12,r12,TI_FLAGS -4: bl save_nvgprs +4: bl .save_nvgprs /* Anything else left to do? */ andi. r0,r9,(_TIF_SYSCALL_T_OR_A|_TIF_SINGLESTEP|_TIF_SAVE_NVGPRS) beq .ret_from_except_lite