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x86/hw-breakpoints: Remove the name field

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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@gmail.com>
Cc: K.Prasad <prasad@linux.vnet.ibm.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Frederic Weisbecker 2010-02-27 17:24:15 +01:00
parent dd8b1cf681
commit 3d083407a1
2 changed files with 0 additions and 8 deletions
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1
arch/x86/include/asm/hw_breakpoint.h
View File

@ -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;

7
arch/x86/kernel/hw_breakpoint.c
View File

@ -343,13 +343,6 @@ int arch_validate_hwbkpt_settings(struct perf_event *bp,
return ret;
}
/*
* 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.