Commit 8c31902c authored by H.J. Lu's avatar H.J. Lu Committed by Ingo Molnar

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: default avatarH.J. Lu <hjl.tools@gmail.com>
Acked-by: default avatarH. 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: default avatarIngo Molnar <mingo@kernel.org>
parent 71b3c126
...@@ -27,7 +27,7 @@ ...@@ -27,7 +27,7 @@
#define BOOT_HEAP_SIZE 0x400000 #define BOOT_HEAP_SIZE 0x400000
#else /* !CONFIG_KERNEL_BZIP2 */ #else /* !CONFIG_KERNEL_BZIP2 */
#define BOOT_HEAP_SIZE 0x8000 #define BOOT_HEAP_SIZE 0x10000
#endif /* !CONFIG_KERNEL_BZIP2 */ #endif /* !CONFIG_KERNEL_BZIP2 */
......
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