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[ARM] 3900/1: Fix VFP Division by Zero exception handling.

The SIGFPE signal should be generated if Division by Zero exception is detected.

Signed-off-by: Takashi Ohmasa <ohmasa.takashi@jp.panasonic.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Takashi Ohmasa 18 년 전
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  1. 1 0
      arch/arm/vfp/vfpmodule.c

+ 1 - 0
arch/arm/vfp/vfpmodule.c

@@ -148,6 +148,7 @@ static void vfp_raise_exceptions(u32 exceptions, u32 inst, u32 fpscr, struct pt_
 	/*
 	 * These are arranged in priority order, least to highest.
 	 */
+	RAISE(FPSCR_DZC, FPSCR_DZE, FPE_FLTDIV);
 	RAISE(FPSCR_IXC, FPSCR_IXE, FPE_FLTRES);
 	RAISE(FPSCR_UFC, FPSCR_UFE, FPE_FLTUND);
 	RAISE(FPSCR_OFC, FPSCR_OFE, FPE_FLTOVF);