diff options
| author | Suresh Siddha <suresh.b.siddha@intel.com> | 2009-10-28 22:46:57 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-11-02 11:16:36 -0500 |
| commit | 55ca3cc1746335bb6ef1d3894ddb6d0c729b3518 (patch) | |
| tree | 1678b567a1d4ebb92c51abc0234334023879c749 /mm | |
| parent | 502f660466ba7a66711ffdf414b1f7f1131dcbf7 (diff) | |
x86_64, ftrace: Make ftrace use kernel identity mapping to modify code
On x86_64, kernel text mappings are mapped read-only with
CONFIG_DEBUG_RODATA. So use the kernel identity mapping instead
of the kernel text mapping to modify the kernel text.
Signed-off-by: Suresh Siddha <suresh.b.siddha@intel.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Tested-by: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <20091029024821.080941108@sbs-t61.sc.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'mm')
0 files changed, 0 insertions, 0 deletions