dax: fix a comment in dax_zero_page_range and dax_truncate_page
The distinction between PAGE_SIZE and PAGE_CACHE_SIZE was removed in
09cbfea
mm, fs: get rid of PAGE_CACHE_* and page_cache_{get,release}
macros
The comments for the above functions described a distinction between
those, that is now redundant, so remove those paragraphs
Cc: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Vishal Verma <vishal.l.verma@intel.com>
This commit is contained in:
parent
4b0228fa1d
commit
40543f62cb
12
fs/dax.c
12
fs/dax.c
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@ -995,12 +995,6 @@ EXPORT_SYMBOL_GPL(__dax_zero_page_range);
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* page in a DAX file. This is intended for hole-punch operations. If
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* you are truncating a file, the helper function dax_truncate_page() may be
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* more convenient.
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*
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* We work in terms of PAGE_SIZE here for commonality with
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* block_truncate_page(), but we could go down to PAGE_SIZE if the filesystem
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* took care of disposing of the unnecessary blocks. Even if the filesystem
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* block size is smaller than PAGE_SIZE, we have to zero the rest of the page
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* since the file might be mmapped.
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*/
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int dax_zero_page_range(struct inode *inode, loff_t from, unsigned length,
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get_block_t get_block)
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@ -1035,12 +1029,6 @@ EXPORT_SYMBOL_GPL(dax_zero_page_range);
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*
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* Similar to block_truncate_page(), this function can be called by a
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* filesystem when it is truncating a DAX file to handle the partial page.
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*
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* We work in terms of PAGE_SIZE here for commonality with
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* block_truncate_page(), but we could go down to PAGE_SIZE if the filesystem
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* took care of disposing of the unnecessary blocks. Even if the filesystem
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* block size is smaller than PAGE_SIZE, we have to zero the rest of the page
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* since the file might be mmapped.
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*/
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int dax_truncate_page(struct inode *inode, loff_t from, get_block_t get_block)
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{
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