From: Vasily Gorbik Date: Wed, 16 Sep 2020 10:02:49 +0000 (+0200) Subject: s390/boot: avoid unnecessary zeroing of .bss section X-Git-Tag: v5.10.7~1398^2~46 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bcf1650c9b826602ad860f4465a3b66be611508a;p=platform%2Fkernel%2Flinux-rpi.git s390/boot: avoid unnecessary zeroing of .bss section .bss section is a part of the decompressor's image now, linker fills it with zeros already. No need do it with memset additionally. Reviewed-by: Alexander Egorenkov Signed-off-by: Vasily Gorbik --- diff --git a/arch/s390/boot/head.S b/arch/s390/boot/head.S index fd78755..dae1096 100644 --- a/arch/s390/boot/head.S +++ b/arch/s390/boot/head.S @@ -313,12 +313,6 @@ ENTRY(startup_kdump) spt 6f-.LPG0(%r13) mvc __LC_LAST_UPDATE_TIMER(8),6f-.LPG0(%r13) l %r15,.Lstack-.LPG0(%r13) - // Clear decompressor's BSS section - larl %r2,_bss - slgr %r3,%r3 - larl %r4,_ebss - slgr %r4,%r2 - brasl %r14,memset brasl %r14,verify_facilities brasl %r14,startup_kernel