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fs: Remove AOP_FLAG_NOFS

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With all users of this flag gone, we can stop testing whether it's set.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-02-22 10:40:11 -05:00
parent 832ee62d99
commit 236d93c4bf
3 changed files with 1 additions and 11 deletions
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6
fs/netfs/buffered_read.c
View File

@ -302,7 +302,6 @@ static bool netfs_skip_folio_read(struct folio *folio, loff_t pos, size_t len,
* @mapping: The mapping to read from
* @pos: File position at which the write will begin
* @len: The length of the write (may extend beyond the end of the folio chosen)
* @aop_flags: AOP_* flags
* @_folio: Where to put the resultant folio
* @_fsdata: Place for the netfs to store a cookie
*
@ -335,16 +334,13 @@ int netfs_write_begin(struct file *file, struct address_space *mapping,
struct netfs_io_request *rreq;
struct netfs_i_context *ctx = netfs_i_context(file_inode(file ));
struct folio *folio;
unsigned int fgp_flags;
unsigned int fgp_flags = FGP_LOCK | FGP_WRITE | FGP_CREAT | FGP_STABLE;
pgoff_t index = pos >> PAGE_SHIFT;
int ret;
DEFINE_READAHEAD(ractl, file, NULL, mapping, index);
retry:
fgp_flags = FGP_LOCK | FGP_WRITE | FGP_CREAT | FGP_STABLE;
if (aop_flags & AOP_FLAG_NOFS)
fgp_flags |= FGP_NOFS;
folio = __filemap_get_folio(mapping, index, fgp_flags,
mapping_gfp_mask(mapping));
if (!folio)

4
include/linux/fs.h
View File

@ -275,10 +275,6 @@ enum positive_aop_returns {
AOP_TRUNCATED_PAGE = 0x80001,
};
#define AOP_FLAG_NOFS 0x0002 /* used by filesystem to direct
* helper code (eg buffer layer)
* to clear GFP_FS from alloc */
/*
* oh the beauties of C type declarations.
*/

2
mm/folio-compat.c
View File

@ -135,8 +135,6 @@ struct page *grab_cache_page_write_begin(struct address_space *mapping,
{
unsigned fgp_flags = FGP_LOCK | FGP_WRITE | FGP_CREAT | FGP_STABLE;
if (flags & AOP_FLAG_NOFS)
fgp_flags |= FGP_NOFS;
return pagecache_get_page(mapping, index, fgp_flags,
mapping_gfp_mask(mapping));
}