From: Heiko Carstens Date: Fri, 26 Feb 2010 21:37:44 +0000 (+0100) Subject: [S390] bug: use relative pointers in bug table entries X-Git-Tag: upstream/snapshot3+hdmi~15571^2~12 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=52499f40267e1178b3b2c887aee85c0c9fd01ec0;p=platform%2Fadaptation%2Frenesas_rcar%2Frenesas_kernel.git [S390] bug: use relative pointers in bug table entries Reduces the size of the bug table entries by 50% on 64bit kernels. Saves around 30kb on a defconfig kernel. s390 version of b93a531e "allow bug table entries to use relative pointers (and use it on x86-64)". Signed-off-by: Heiko Carstens Signed-off-by: Martin Schwidefsky --- diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index c802352..4033487 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -54,6 +54,9 @@ config GENERIC_BUG depends on BUG default y +config GENERIC_BUG_RELATIVE_POINTERS + def_bool y + config NO_IOMEM def_bool y diff --git a/arch/s390/include/asm/bug.h b/arch/s390/include/asm/bug.h index b1066b9..9beeb9d 100644 --- a/arch/s390/include/asm/bug.h +++ b/arch/s390/include/asm/bug.h @@ -5,12 +5,6 @@ #ifdef CONFIG_BUG -#ifdef CONFIG_64BIT -#define S390_LONG ".quad" -#else -#define S390_LONG ".long" -#endif - #ifdef CONFIG_DEBUG_BUGVERBOSE #define __EMIT_BUG(x) do { \ @@ -21,7 +15,7 @@ "2: .asciz \""__FILE__"\"\n" \ ".previous\n" \ ".section __bug_table,\"a\"\n" \ - "3:\t" S390_LONG "\t1b,2b\n" \ + "3: .long 1b-3b,2b-3b\n" \ " .short %0,%1\n" \ " .org 3b+%2\n" \ ".previous\n" \ @@ -37,7 +31,7 @@ "0: j 0b+2\n" \ "1:\n" \ ".section __bug_table,\"a\"\n" \ - "2:\t" S390_LONG "\t1b\n" \ + "2: .long 1b-2b\n" \ " .short %0\n" \ " .org 2b+%1\n" \ ".previous\n" \