diff options
author | Josh Poimboeuf | 2015-12-03 16:33:26 -0600 |
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committer | Jiri Kosina | 2015-12-04 22:51:07 +0100 |
commit | b56b36ee6751abe7fb3890681e86fc8de2122953 (patch) | |
tree | b95a1d26730cf2389214e303199c25bc160134c9 /arch/powerpc | |
parent | fc284d631894d8673d229fad92762b66c9875cab (diff) |
livepatch: Cleanup module page permission changes
Calling set_memory_rw() and set_memory_ro() for every iteration of the
loop in klp_write_object_relocations() is messy, inefficient, and
error-prone.
Change all the read-only pages to read-write before the loop and convert
them back to read-only again afterwards.
Suggested-by: Miroslav Benes <mbenes@suse.cz>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'arch/powerpc')
0 files changed, 0 insertions, 0 deletions