From: Peter Zijlstra <a.p.zijlstra@chello.nl>
To: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
"H. Peter Anvin" <hpa@zytor.com>,
Russell King <rmk@arm.linux.org.uk>,
David Howells <dhowells@redhat.com>,
Ralf Baechle <ralf@linux-mips.org>,
David Miller <davem@davemloft.net>,
Chris Metcalf <cmetcalf@tilera.com>,
Paul Mackerras <paulus@samba.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Hugh Dickins <hughd@google.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
linux-arch@vger.kernel.org,
Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: [PATCH 4/5] perf, x86: Fix up kmap_atomic type
Date: Sat, 18 Sep 2010 17:53:30 +0200 [thread overview]
Message-ID: <20100918155652.809148647@chello.nl> (raw)
In-Reply-To: <20100918155326.478277313@chello.nl>
[-- Attachment #1: kmap-x86-perf.patch --]
[-- Type: text/plain, Size: 1316 bytes --]
Now that the KM_type stuff is history, clean up the compiler warning.
Signed-off-by: Peter Zijlstra <a.p.zijlstra@chello.nl>
Acked-by: Chris Metcalf <cmetcalf@tilera.com>
---
arch/x86/kernel/cpu/perf_event.c | 5 ++---
1 file changed, 2 insertions(+), 3 deletions(-)
Index: linux-2.6/arch/x86/kernel/cpu/perf_event.c
===================================================================
--- linux-2.6.orig/arch/x86/kernel/cpu/perf_event.c
+++ linux-2.6/arch/x86/kernel/cpu/perf_event.c
@@ -49,7 +49,6 @@ static unsigned long
copy_from_user_nmi(void *to, const void __user *from, unsigned long n)
{
unsigned long offset, addr = (unsigned long)from;
- int type = in_nmi() ? KM_NMI : KM_IRQ0;
unsigned long size, len = 0;
struct page *page;
void *map;
@@ -63,9 +62,9 @@ copy_from_user_nmi(void *to, const void
offset = addr & (PAGE_SIZE - 1);
size = min(PAGE_SIZE - offset, n - len);
- map = kmap_atomic(page, type);
+ map = kmap_atomic(page);
memcpy(to, map+offset, size);
- kunmap_atomic(map, type);
+ kunmap_atomic(map);
put_page(page);
len += size;
--
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next prev parent reply other threads:[~2010-09-18 16:00 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-18 15:53 [PATCH 0/5] mm, highmem: kmap_atomic rework -v3 Peter Zijlstra
2010-09-18 15:53 ` [PATCH 1/5] mm: strictly nested kmap_atomic Peter Zijlstra
2010-09-18 15:53 ` [PATCH 2/5] mm: stack based kmap_atomic Peter Zijlstra
2010-09-19 17:01 ` Linus Torvalds
2010-09-20 9:31 ` Peter Zijlstra
2010-09-18 15:53 ` [PATCH 3/5] mm: Remove pte_*map_nested() Peter Zijlstra
2010-09-18 15:53 ` Peter Zijlstra [this message]
2010-09-18 15:53 ` [PATCH 5/5] mm: highmem documentation Peter Zijlstra
2010-10-27 10:27 ` [PATCH 0/5] mm, highmem: kmap_atomic rework -v3 Chris Wilson
2010-10-27 10:33 ` [PATCH] mm,x86: fix kmap_atomic_push vs ioremap_32.c Peter Zijlstra
2010-10-27 11:15 ` Chris Wilson
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