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authorDavid S. Miller <davem@davemloft.net>2010-02-17 06:09:29 (GMT)
committerDavid S. Miller <davem@davemloft.net>2010-02-17 06:09:29 (GMT)
commit2bb4646fce8d09916b351d1a62f98db7cec6fc41 (patch)
treec1f0d002e69868606eca9d1b919835f422892063 /arch/arm/vfp/vfpmodule.c
parent6836b9bdd98e3b500cd49512484df68f46e14659 (diff)
parentb0483e78e5c4c9871fc5541875b3bc006846d46b (diff)
downloadlinux-fsl-qoriq-2bb4646fce8d09916b351d1a62f98db7cec6fc41.tar.xz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'arch/arm/vfp/vfpmodule.c')
-rw-r--r--arch/arm/vfp/vfpmodule.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c
index f60a540..a63c4be 100644
--- a/arch/arm/vfp/vfpmodule.c
+++ b/arch/arm/vfp/vfpmodule.c
@@ -197,10 +197,13 @@ static void vfp_raise_exceptions(u32 exceptions, u32 inst, u32 fpscr, struct pt_
}
/*
- * Update the FPSCR with the additional exception flags.
+ * If any of the status flags are set, update the FPSCR.
* Comparison instructions always return at least one of
* these flags set.
*/
+ if (exceptions & (FPSCR_N|FPSCR_Z|FPSCR_C|FPSCR_V))
+ fpscr &= ~(FPSCR_N|FPSCR_Z|FPSCR_C|FPSCR_V);
+
fpscr |= exceptions;
fmxr(FPSCR, fpscr);