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authorSam Ravnborg <sam@ravnborg.org>2016-04-22 19:41:03 +0200
committerDavid S. Miller <davem@davemloft.net>2016-05-20 17:55:41 -0700
commitd097efa95059e6a36a365add3deaf43fcafc4067 (patch)
treebdefeb8348380a1b83d347c24b4b0a49492c8489 /arch/sparc/include
parent33656a1f2ee5346c742d63ddd0e0970c95a56b70 (diff)
sparc32: drop hardcoding trap_level in kgdb_trap
Fix this so we pass the trap_level from the actual trap code like we do in sparc64. Add use on ENTRY(), ENDPROC() in the assembler function too. This fixes a bug where the hardcoded value for trap_level was the sparc64 value. As the generic code does not use the trap_level argument (for sparc32) - this patch does not have any functional impact. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc/include')
-rw-r--r--arch/sparc/include/asm/head_32.h8
-rw-r--r--arch/sparc/include/asm/kgdb.h2
2 files changed, 5 insertions, 5 deletions
diff --git a/arch/sparc/include/asm/head_32.h b/arch/sparc/include/asm/head_32.h
index 5f1dbe315bc8..6fc60fd182c4 100644
--- a/arch/sparc/include/asm/head_32.h
+++ b/arch/sparc/include/asm/head_32.h
@@ -43,10 +43,10 @@
nop;
#ifdef CONFIG_KGDB
-#define KGDB_TRAP(num) \
- b kgdb_trap_low; \
- rd %psr,%l0; \
- nop; \
+#define KGDB_TRAP(num) \
+ mov num, %l7; \
+ b kgdb_trap_low; \
+ rd %psr,%l0; \
nop;
#else
#define KGDB_TRAP(num) \
diff --git a/arch/sparc/include/asm/kgdb.h b/arch/sparc/include/asm/kgdb.h
index 47366af7a589..a6ad7bf84bac 100644
--- a/arch/sparc/include/asm/kgdb.h
+++ b/arch/sparc/include/asm/kgdb.h
@@ -28,10 +28,10 @@ enum regnames {
#define NUMREGBYTES ((GDB_CSR + 1) * 4)
#else
#define NUMREGBYTES ((GDB_Y + 1) * 8)
+#endif
struct pt_regs;
asmlinkage void kgdb_trap(unsigned long trap_level, struct pt_regs *regs);
-#endif
void arch_kgdb_breakpoint(void);