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| author | Wei Yang <richardw.yang@linux.intel.com> | 2019-03-05 16:34:32 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2019-04-19 12:59:36 +0200 |
| commit | f6c6010a07734103a31faa0cc977641b358c45b0 (patch) | |
| tree | 083827fdeff31a4f9da7a8e281492ae8cd592a39 /kernel/iomem.c | |
| parent | 6455959819bf2469190ae9f6b4ccebaa9827e884 (diff) | |
| download | lwn-f6c6010a07734103a31faa0cc977641b358c45b0.tar.gz lwn-f6c6010a07734103a31faa0cc977641b358c45b0.zip | |
mm/resource: Use resource_overlaps() to simplify region_intersects()
The three checks in region_intersects() are basically an open-coded version
of resource_overlaps() - so use the real thing.
Also fix typos in comments while at it.
Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
Reviewed-by: Like Xu <like.xu@linux.intel.com>
Reviewed-by: Yuan Yao <yuan.yao@linux.intel.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: akpm@linux-foundation.org
Cc: bhelgaas@google.com
Cc: bp@suse.de
Cc: dan.j.williams@intel.com
Cc: jack@suse.cz
Cc: rdunlap@infradead.org
Cc: tiwai@suse.de
Link: http://lkml.kernel.org/r/20190305083432.23675-1-richardw.yang@linux.intel.com
[ Rewrote the changelog. ]
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/iomem.c')
| -rw-r--r-- | kernel/iomem.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/iomem.c b/kernel/iomem.c index f7525e14ebc6..93c264444510 100644 --- a/kernel/iomem.c +++ b/kernel/iomem.c @@ -55,7 +55,7 @@ static void *try_ram_remap(resource_size_t offset, size_t size, * * MEMREMAP_WB - matches the default mapping for System RAM on * the architecture. This is usually a read-allocate write-back cache. - * Morever, if MEMREMAP_WB is specified and the requested remap region is RAM + * Moreover, if MEMREMAP_WB is specified and the requested remap region is RAM * memremap() will bypass establishing a new mapping and instead return * a pointer into the direct map. * @@ -86,7 +86,7 @@ void *memremap(resource_size_t offset, size_t size, unsigned long flags) /* Try all mapping types requested until one returns non-NULL */ if (flags & MEMREMAP_WB) { /* - * MEMREMAP_WB is special in that it can be satisifed + * MEMREMAP_WB is special in that it can be satisfied * from the direct map. Some archs depend on the * capability of memremap() to autodetect cases where * the requested range is potentially in System RAM. |