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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-07-04 18:15:03 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-07-04 18:15:03 +0300
commit7813029a509c0c92a5b16d846defaa50a2d3d7f1 (patch)
tree1962ab81537b7155d185f4b0b06c0323ff4dc509 /arch/x86/include/asm/kprobes.h
parent3c9a6793bde1feb368cd6ef113c08a40a37f7517 (diff)
parenta99cde438de0c4c0cecc1d1af1a55a75b10bfdef (diff)
downloadlinux-7813029a509c0c92a5b16d846defaa50a2d3d7f1.tar.xz
Merge 4.7-rc6 into staging-next
We want the staging fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'arch/x86/include/asm/kprobes.h')
-rw-r--r--arch/x86/include/asm/kprobes.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/arch/x86/include/asm/kprobes.h b/arch/x86/include/asm/kprobes.h
index 4421b5da409d..d1d1e5094c28 100644
--- a/arch/x86/include/asm/kprobes.h
+++ b/arch/x86/include/asm/kprobes.h
@@ -38,12 +38,11 @@ typedef u8 kprobe_opcode_t;
#define RELATIVECALL_OPCODE 0xe8
#define RELATIVE_ADDR_SIZE 4
#define MAX_STACK_SIZE 64
-#define MIN_STACK_SIZE(ADDR) \
- (((MAX_STACK_SIZE) < (((unsigned long)current_thread_info()) + \
- THREAD_SIZE - (unsigned long)(ADDR))) \
- ? (MAX_STACK_SIZE) \
- : (((unsigned long)current_thread_info()) + \
- THREAD_SIZE - (unsigned long)(ADDR)))
+#define CUR_STACK_SIZE(ADDR) \
+ (current_top_of_stack() - (unsigned long)(ADDR))
+#define MIN_STACK_SIZE(ADDR) \
+ (MAX_STACK_SIZE < CUR_STACK_SIZE(ADDR) ? \
+ MAX_STACK_SIZE : CUR_STACK_SIZE(ADDR))
#define flush_insn_slot(p) do { } while (0)