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authorLinus Torvalds <torvalds@linux-foundation.org>2017-05-01 22:07:51 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-01 22:07:51 -0700
commit3fb9268e43e7ab62adb5c6ddec58d3cb4767bd9a (patch)
tree026267c8bfa27b5cf73954c36148827a0ac49286 /arch/powerpc
parent12ca7c8db30d36e0ba1d00d17fc8c85f9ebfdf47 (diff)
parent262fa734a0023a43391f9bd4a4099487b8393f35 (diff)
Merge branch 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 asm updates from Ingo Molnar: "The main changes in this cycle were: - unwinder fixes and enhancements - improve ftrace interaction with the unwinder - optimize the code footprint of WARN() and related debugging constructs - ... plus misc updates, cleanups and fixes" * 'x86-asm-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (24 commits) x86/unwind: Dump all stacks in unwind_dump() x86/unwind: Silence more entry-code related warnings x86/ftrace: Fix ebp in ftrace_regs_caller that screws up unwinder x86/unwind: Remove unused 'sp' parameter in unwind_dump() x86/unwind: Prepend hex mask value with '0x' in unwind_dump() x86/unwind: Properly zero-pad 32-bit values in unwind_dump() x86/unwind: Ensure stack pointer is aligned debug: Avoid setting BUGFLAG_WARNING twice x86/unwind: Silence entry-related warnings x86/unwind: Read stack return address in update_stack_state() x86/unwind: Move common code into update_stack_state() debug: Fix __bug_table[] in arch linker scripts debug: Add _ONCE() logic to report_bug() x86/debug: Define BUG() again for !CONFIG_BUG x86/debug: Implement __WARN() using UD0 x86/ftrace: Use Makefile logic instead of #ifdef for compiling ftrace_*.o x86/ftrace: Add -mfentry support to x86_32 with DYNAMIC_FTRACE set x86/ftrace: Clean up ftrace_regs_caller x86/ftrace: Add stack frame pointer to ftrace_caller x86/ftrace: Move the ftrace specific code out of entry_32.S ...
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/include/asm/bug.h4
-rw-r--r--arch/powerpc/kernel/vmlinux.lds.S2
2 files changed, 4 insertions, 2 deletions
diff --git a/arch/powerpc/include/asm/bug.h b/arch/powerpc/include/asm/bug.h
index 3a39283333c3..f2c562a0a427 100644
--- a/arch/powerpc/include/asm/bug.h
+++ b/arch/powerpc/include/asm/bug.h
@@ -85,12 +85,12 @@
} \
} while (0)
-#define __WARN_TAINT(taint) do { \
+#define __WARN_FLAGS(flags) do { \
__asm__ __volatile__( \
"1: twi 31,0,0\n" \
_EMIT_BUG_ENTRY \
: : "i" (__FILE__), "i" (__LINE__), \
- "i" (BUGFLAG_TAINT(taint)), \
+ "i" (BUGFLAG_WARNING|(flags)), \
"i" (sizeof(struct bug_entry))); \
} while (0)
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 7394b770ae1f..1c24c894c908 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -312,6 +312,8 @@ SECTIONS
NOSAVE_DATA
}
+ BUG_TABLE
+
. = ALIGN(PAGE_SIZE);
_edata = .;
PROVIDE32 (edata = .);