| commit | f56d005d30342a45d8af2b75ecccc82200f09600 | |
| author | Thomas Gleixner <tglx@linutronix.de> | |
| Mon, 4 Feb 2008 15:48:05 +0000 (4 16:48 +0100) | ||
| committer | Ingo Molnar <mingo@elte.hu> | |
| Mon, 4 Feb 2008 15:48:05 +0000 (4 16:48 +0100) | ||
| tree | a7abc52afef135bb63af4334295584508eb60803 | treesnapshot (tar.gz zip) |
| parent | 75ab43bfce51085ffd627c470f48ae49ba6e6da3 | commitdiff |
x86: no CPA on iounmap
When an ioremap is unmapped, do not change the page attributes. There might
be another mapping of the same physical address. PAT might detect a conflicting
mapping attribute for no good reason. The mapping is removed anyway.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
When an ioremap is unmapped, do not change the page attributes. There might
be another mapping of the same physical address. PAT might detect a conflicting
mapping attribute for no good reason. The mapping is removed anyway.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
| arch/x86/mm/ioremap.c | diffblobblamehistory |