Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 27afaf32 authored by Dengcheng Zhu's avatar Dengcheng Zhu Committed by Greg Kroah-Hartman
Browse files

MIPS: kexec: Relax memory restriction 



[ Upstream commit a6da4d6fdf8bd512c98d3ac7f1d16bc4bb282919 ]

We can rely on the system kernel and the dump capture kernel themselves in
memory usage.

Being restrictive with 512MB limit may cause kexec tool failure on some
platforms.

Tested-by: default avatarRachel Mozes <rachel.mozes@intel.com>
Reported-by: default avatarRachel Mozes <rachel.mozes@intel.com>
Signed-off-by: default avatarDengcheng Zhu <dzhu@wavecomp.com>
Signed-off-by: default avatarPaul Burton <paul.burton@mips.com>
Patchwork: https://patchwork.linux-mips.org/patch/20568/


Cc: pburton@wavecomp.com
Cc: ralf@linux-mips.org
Cc: linux-mips@linux-mips.org
Signed-off-by: default avatarSasha Levin <sashal@kernel.org>
parent e63d40f6

arch/mips/include/asm/kexec.h

+3 −3
Original line number Diff line number Diff line
@@ -12,11 +12,11 @@ 
#include <asm/stacktrace.h>



/* Maximum physical address we can use pages from */

#define KEXEC_SOURCE_MEMORY_LIMIT (0x20000000)

#define KEXEC_SOURCE_MEMORY_LIMIT (-1UL)

/* Maximum address we can reach in physical address mode */

#define KEXEC_DESTINATION_MEMORY_LIMIT (0x20000000)

#define KEXEC_DESTINATION_MEMORY_LIMIT (-1UL)

 /* Maximum address we can use for the control code buffer */

#define KEXEC_CONTROL_MEMORY_LIMIT (0x20000000)

#define KEXEC_CONTROL_MEMORY_LIMIT (-1UL)

/* Reserve 3*4096 bytes for board-specific info */

#define KEXEC_CONTROL_PAGE_SIZE (4096 + 3*4096)