]> git.baikalelectronics.ru Git - kernel.git/commit
x86/boot: Double BOOT_HEAP_SIZE to 64KB
authorH.J. Lu <hjl.tools@gmail.com>
Mon, 4 Jan 2016 18:17:09 +0000 (10:17 -0800)
committerIngo Molnar <mingo@kernel.org>
Mon, 11 Jan 2016 11:30:50 +0000 (12:30 +0100)
commite414882055171613f1dd110754489ca203cb9ed6
tree19c7c613ef5fa52f01fd0fbd65bb575579c10733
parent3a92f45299faf2a8391ccf53a729c474206caa86
x86/boot: Double BOOT_HEAP_SIZE to 64KB

When decompressing kernel image during x86 bootup, malloc memory
for ELF program headers may run out of heap space, which leads
to system halt.  This patch doubles BOOT_HEAP_SIZE to 64KB.

Tested with 32-bit kernel which failed to boot without this patch.

Signed-off-by: H.J. Lu <hjl.tools@gmail.com>
Acked-by: H. Peter Anvin <hpa@zytor.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: linux-kernel@vger.kernel.org
Cc: <stable@vger.kernel.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/include/asm/boot.h