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authorMike Rapoport <rppt@linux.ibm.com>2019-03-11 23:29:56 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-12 10:04:01 -0700
commit0240dfd5b4de79980a484cef8ddf0d52d52bce40 (patch)
tree27ebaae6f297fd16e18ba2f4eea866c273a6423a /arch/h8300/mm
parent9415673e3e19f76b1b83be2bc8844bdeff87a05d (diff)
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arch: don't memset(0) memory returned by memblock_alloc()
memblock_alloc() already clears the allocated memory, no point in doing it twice. Link: http://lkml.kernel.org/r/1548057848-15136-14-git-send-email-rppt@linux.ibm.com Signed-off-by: Mike Rapoport <rppt@linux.ibm.com> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> [m68k] Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Christophe Leroy <christophe.leroy@c-s.fr> Cc: Christoph Hellwig <hch@lst.de> Cc: "David S. Miller" <davem@davemloft.net> Cc: Dennis Zhou <dennis@kernel.org> Cc: Greentime Hu <green.hu@gmail.com> Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Cc: Guan Xuetao <gxt@pku.edu.cn> Cc: Guo Ren <guoren@kernel.org> Cc: Guo Ren <ren_guo@c-sky.com> [c-sky] Cc: Heiko Carstens <heiko.carstens@de.ibm.com> Cc: Juergen Gross <jgross@suse.com> [Xen] Cc: Mark Salter <msalter@redhat.com> Cc: Matt Turner <mattst88@gmail.com> Cc: Max Filippov <jcmvbkbc@gmail.com> Cc: Michael Ellerman <mpe@ellerman.id.au> Cc: Michal Simek <monstr@monstr.eu> Cc: Paul Burton <paul.burton@mips.com> Cc: Petr Mladek <pmladek@suse.com> Cc: Richard Weinberger <richard@nod.at> Cc: Rich Felker <dalias@libc.org> Cc: Rob Herring <robh+dt@kernel.org> Cc: Rob Herring <robh@kernel.org> Cc: Russell King <linux@armlinux.org.uk> Cc: Stafford Horne <shorne@gmail.com> Cc: Tony Luck <tony.luck@intel.com> Cc: Vineet Gupta <vgupta@synopsys.com> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/h8300/mm')
-rw-r--r--arch/h8300/mm/init.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/arch/h8300/mm/init.c b/arch/h8300/mm/init.c
index 6519252ac4db..a1578904ad4e 100644
--- a/arch/h8300/mm/init.c
+++ b/arch/h8300/mm/init.c
@@ -68,7 +68,6 @@ void __init paging_init(void)
* to a couple of allocated pages.
*/
empty_zero_page = (unsigned long)memblock_alloc(PAGE_SIZE, PAGE_SIZE);
- memset((void *)empty_zero_page, 0, PAGE_SIZE);
/*
* Set up SFC/DFC registers (user data space).