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Commit c2df8bb4 authored by David Sterba's avatar David Sterba
Browse files

btrfs: remove unused parameter from submit_extent_page 



This used to hold number of maximum pages to allocate, but this is now
limited by BIO_MAX_PAGES. The local are now unused and removed as well.

Reviewed-by: default avatarLiu Bo <bo.li.liu@oracle.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent f1e30261

fs/btrfs/extent_io.c

+3 −9
Original line number Diff line number Diff line
@@ -2759,7 +2759,6 @@ static int submit_extent_page(int op, int op_flags, struct extent_io_tree *tree, 
			      size_t size, unsigned long offset,

			      struct block_device *bdev,

			      struct bio **bio_ret,

			      unsigned long max_pages,

			      bio_end_io_t end_io_func,

			      int mirror_num,

			      unsigned long prev_bio_flags,
@@ -2925,7 +2924,6 @@ static int __do_readpage(struct extent_io_tree *tree, 
		}

	}

	while (cur <= end) {

		unsigned long pnr = (last_byte >> PAGE_SHIFT) + 1;

		bool force_bio_submit = false;



		if (cur >= last_byte) {
@@ -3060,10 +3058,9 @@ static int __do_readpage(struct extent_io_tree *tree, 
			continue;

		}



		pnr -= page->index;

		ret = submit_extent_page(REQ_OP_READ, read_flags, tree, NULL,

					 page, sector, disk_io_size, pg_offset,

					 bdev, bio, pnr,

					 bdev, bio,

					 end_bio_extent_readpage, mirror_num,

					 *bio_flags,

					 this_bio_flag,
@@ -3366,7 +3363,6 @@ static noinline_for_stack int __extent_writepage_io(struct inode *inode, 


	while (cur <= end) {

		u64 em_end;

		unsigned long max_nr;



		if (cur >= i_size) {

			if (tree->ops && tree->ops->writepage_end_io_hook)
@@ -3423,8 +3419,6 @@ static noinline_for_stack int __extent_writepage_io(struct inode *inode, 
			continue;

		}



		max_nr = (i_size >> PAGE_SHIFT) + 1;



		set_range_writeback(tree, cur, cur + iosize - 1);

		if (!PageWriteback(page)) {

			btrfs_err(BTRFS_I(inode)->root->fs_info,
@@ -3434,7 +3428,7 @@ static noinline_for_stack int __extent_writepage_io(struct inode *inode, 


		ret = submit_extent_page(REQ_OP_WRITE, write_flags, tree, wbc,

					 page, sector, iosize, pg_offset,

					 bdev, &epd->bio, max_nr,

					 bdev, &epd->bio,

					 end_bio_extent_writepage,

					 0, 0, 0, false);

		if (ret) {
@@ -3751,7 +3745,7 @@ static noinline_for_stack int write_one_eb(struct extent_buffer *eb, 
		set_page_writeback(p);

		ret = submit_extent_page(REQ_OP_WRITE, write_flags, tree, wbc,

					 p, offset >> 9, PAGE_SIZE, 0, bdev,

					 &epd->bio, -1,

					 &epd->bio,

					 end_bio_extent_buffer_writepage,

					 0, epd->bio_flags, bio_flags, false);

		epd->bio_flags = bio_flags;