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| author | Christoph Hellwig <hch@lst.de> | 2019-08-26 09:55:54 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-09-03 09:26:37 +0200 |
| commit | ec46133d3b81053701e2a29047dfb6228ff487bd (patch) | |
| tree | b30b81d556ba6f59535c62a2681417c9998824f8 | |
| parent | ae1ad26388228048db6a5f1056bd569ed2bbc4ec (diff) | |
| download | linux-ec46133d3b81053701e2a29047dfb6228ff487bd.tar.gz linux-ec46133d3b81053701e2a29047dfb6228ff487bd.tar.bz2 linux-ec46133d3b81053701e2a29047dfb6228ff487bd.zip | |
x86/mm: Unexport set_memory_x() and set_memory_nx()
No module currently messed with clearing or setting the execute
permission of kernel memory, and none really should.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Rik van Riel <riel@surriel.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190826075558.8125-2-hch@lst.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
| -rw-r--r-- | arch/x86/mm/pageattr.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index e14e95ea7338..08a6f04a5c6d 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -1977,7 +1977,6 @@ int set_memory_x(unsigned long addr, int numpages) return change_page_attr_clear(&addr, numpages, __pgprot(_PAGE_NX), 0); } -EXPORT_SYMBOL(set_memory_x); int set_memory_nx(unsigned long addr, int numpages) { @@ -1986,7 +1985,6 @@ int set_memory_nx(unsigned long addr, int numpages) return change_page_attr_set(&addr, numpages, __pgprot(_PAGE_NX), 0); } -EXPORT_SYMBOL(set_memory_nx); int set_memory_ro(unsigned long addr, int numpages) { |