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authorDengcheng Zhu <dzhu@wavecomp.com>2018-09-11 14:49:23 -0700
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2019-11-25 15:54:08 +0100
commitfce9612b5f495cc3051ead904c75157e37004071 (patch)
tree6c7891069b0d66556ecc7d312211cb277155d290 /arch
parentd1b548815f6127b60610ee1ce6fa0f2451ac7392 (diff)
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: Rachel Mozes <rachel.mozes@intel.com> Reported-by: Rachel Mozes <rachel.mozes@intel.com> Signed-off-by: Dengcheng Zhu <dzhu@wavecomp.com> Signed-off-by: Paul 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: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/mips/include/asm/kexec.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/mips/include/asm/kexec.h b/arch/mips/include/asm/kexec.h
index ee25ebbf2a28..b6a4d4aa548f 100644
--- a/arch/mips/include/asm/kexec.h
+++ b/arch/mips/include/asm/kexec.h
@@ -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)