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(parent: 75ab43b) | patch
x86: no CPA on iounmap
authorThomas Gleixner <tglx@linutronix.de>
Mon, 4 Feb 2008 15:48:05 +0000 (16:48 +0100)
committerIngo Molnar <mingo@elte.hu>
Mon, 4 Feb 2008 15:48:05 +0000 (16:48 +0100)
commitf56d005d30342a45d8af2b75ecccc82200f09600
treea7abc52afef135bb63af4334295584508eb60803tree | snapshot
parent75ab43bfce51085ffd627c470f48ae49ba6e6da3commit | diff
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>
arch/x86/mm/ioremap.c diff | blob | history
Linux kernel for KaRo TX COM modules