From 17ee4f49ab2c802c7818fa71c4e7e351a7230b86 Mon Sep 17 00:00:00 2001 From: Jens Axboe Date: Fri, 15 Jun 2007 13:10:37 +0200 Subject: [PATCH] splice: adjust balance_dirty_pages_ratelimited() call As we have potentially dirtied more than 1 page, we should indicate as such to the dirty page balancing. So call balance_dirty_pages_ratelimited_nr() and pass in the approximate number of pages we dirtied. Signed-off-by: Jens Axboe --- fs/splice.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/fs/splice.c b/fs/splice.c index cb21136..12d247f 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -811,7 +811,10 @@ generic_file_splice_write_nolock(struct pipe_inode_info *pipe, struct file *out, ret = __splice_from_pipe(pipe, out, ppos, len, flags, pipe_to_file); if (ret > 0) { + unsigned long nr_pages; + *ppos += ret; + nr_pages = (ret + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; /* * If file or inode is SYNC and we actually wrote some data, @@ -824,7 +827,7 @@ generic_file_splice_write_nolock(struct pipe_inode_info *pipe, struct file *out, if (err) ret = err; } - balance_dirty_pages_ratelimited(mapping); + balance_dirty_pages_ratelimited_nr(mapping, nr_pages); } return ret; @@ -863,7 +866,10 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out, ret = splice_from_pipe(pipe, out, ppos, len, flags, pipe_to_file); if (ret > 0) { + unsigned long nr_pages; + *ppos += ret; + nr_pages = (ret + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; /* * If file or inode is SYNC and we actually wrote some data, @@ -878,7 +884,7 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out, if (err) ret = err; } - balance_dirty_pages_ratelimited(mapping); + balance_dirty_pages_ratelimited_nr(mapping, nr_pages); } return ret; -- 2.7.4