From: Takashi Ohmasa Date: Fri, 19 Oct 2007 12:58:51 +0000 (+0100) Subject: [ARM] 4629/1: Fix VFP emulation code to clear all exception flags of FPEXC X-Git-Tag: v2.6.24-rc1~21^2~1 X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=67f18f34583c9dda0dbcd4088df9070926f7e611;p=~shefty%2Frdma-dev.git [ARM] 4629/1: Fix VFP emulation code to clear all exception flags of FPEXC All exception flags of the FPEXC register must be cleared before returning from exception code to user code, including FP2V and OFC. Signed-off-by: Takashi Ohmasa Signed-off-by: Russell King --- diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c index eea3f50743d..b4e210df92f 100644 --- a/arch/arm/vfp/vfpmodule.c +++ b/arch/arm/vfp/vfpmodule.c @@ -229,7 +229,7 @@ void VFP9_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs) /* * Enable access to the VFP so we can handle the bounce. */ - fmxr(FPEXC, fpexc & ~(FPEXC_EX|FPEXC_INV|FPEXC_UFC|FPEXC_IOC)); + fmxr(FPEXC, fpexc & ~(FPEXC_EX|FPEXC_FPV2|FPEXC_INV|FPEXC_UFC|FPEXC_OFC|FPEXC_IOC)); orig_fpscr = fpscr = fmrx(FPSCR);