[tip:perf/core] x86/hw-breakpoints: Remove the name field

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Commit-ID:  3d083407a16698de86b42aee0da2ffb280b5cb7e
Gitweb:     http://git.kernel.org/tip/3d083407a16698de86b42aee0da2ffb280b5cb7e
Author:     Frederic Weisbecker <fweisbec@xxxxxxxxx>
AuthorDate: Sat, 27 Feb 2010 17:24:15 +0100
Committer:  Frederic Weisbecker <fweisbec@xxxxxxxxx>
CommitDate: Sat, 27 Feb 2010 17:24:15 +0100

x86/hw-breakpoints: Remove the name field

Remove the name field from the arch_hw_breakpoint. We never deal
with target symbols in the arch level, neither do we need to ever
store it. It's a legacy for the previous version of the x86
breakpoint backend.

Let's remove it.

Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: K.Prasad <prasad@xxxxxxxxxxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
---
 arch/x86/include/asm/hw_breakpoint.h |    1 -
 arch/x86/kernel/hw_breakpoint.c      |    7 -------
 2 files changed, 0 insertions(+), 8 deletions(-)

diff --git a/arch/x86/include/asm/hw_breakpoint.h b/arch/x86/include/asm/hw_breakpoint.h
index 0675a7c..2a1bd8f 100644
--- a/arch/x86/include/asm/hw_breakpoint.h
+++ b/arch/x86/include/asm/hw_breakpoint.h
@@ -10,7 +10,6 @@
  * (display/resolving)
  */
 struct arch_hw_breakpoint {
-	char		*name; /* Contains name of the symbol to set bkpt */
 	unsigned long	address;
 	u8		len;
 	u8		type;
diff --git a/arch/x86/kernel/hw_breakpoint.c b/arch/x86/kernel/hw_breakpoint.c
index dca2802..41e08df 100644
--- a/arch/x86/kernel/hw_breakpoint.c
+++ b/arch/x86/kernel/hw_breakpoint.c
@@ -344,13 +344,6 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp,
 	}
 
 	/*
-	 * For kernel-addresses, either the address or symbol name can be
-	 * specified.
-	 */
-	if (info->name)
-		info->address = (unsigned long)
-				kallsyms_lookup_name(info->name);
-	/*
 	 * Check that the low-order bits of the address are appropriate
 	 * for the alignment implied by len.
 	 */
--
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