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SubjectRe: [PATCHv3 07/41] mm, shmem: swich huge tmpfs to multi-order radix-tree entries
On Thu, Sep 15, 2016 at 02:54:49PM +0300, Kirill A. Shutemov wrote:
> We would need to use multi-order radix-tree entires for ext4 and other
> filesystems to have coherent view on tags (dirty/towrite) in the tree.
>
> This patch converts huge tmpfs implementation to multi-order entries, so
> we will be able to use the same code patch for all filesystems.
>
> Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>

0-DAY reported this:

reproduce: make htmldocs

All warnings (new ones prefixed by >>):

lib/crc32.c:148: warning: No description found for parameter 'tab)[256]'
lib/crc32.c:148: warning: Excess function parameter 'tab' description in 'crc32_le_generic'
lib/crc32.c:293: warning: No description found for parameter 'tab)[256]'
lib/crc32.c:293: warning: Excess function parameter 'tab' description in 'crc32_be_generic'
lib/crc32.c:1: warning: no structured comments found
>> mm/filemap.c:1434: warning: No description found for parameter 'start'
>> mm/filemap.c:1434: warning: Excess function parameter 'index' description in 'find_get_pages_contig'
>> mm/filemap.c:1525: warning: No description found for parameter 'indexp'
>> mm/filemap.c:1525: warning: Excess function parameter 'index' description in 'find_get_pages_tag'

The fixup:

diff --git a/mm/filemap.c b/mm/filemap.c
index c69b1204744a..1ef20dd45b6b 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1548,7 +1548,7 @@ repeat:
/**
* find_get_pages_contig - gang contiguous pagecache lookup
* @mapping: The address_space to search
- * @index: The starting page index
+ * @start: The starting page index
* @nr_pages: The maximum number of pages
* @pages: Where the resulting pages are placed
*
@@ -1641,7 +1641,7 @@ EXPORT_SYMBOL(find_get_pages_contig);
/**
* find_get_pages_tag - find and return pages that match @tag
* @mapping: the address_space to search
- * @index: the starting page index
+ * @indexp: the starting page index
* @tag: the tag index
* @nr_pages: the maximum number of pages
* @pages: where the resulting pages are placed
--
Kirill A. Shutemov
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