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Diffstat (limited to 'fs/btrfs/file.c')
-rw-r--r--fs/btrfs/file.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index cc7492c823f..97fbe939c05 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1167,6 +1167,8 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file,
nrptrs = min((iov_iter_count(i) + PAGE_CACHE_SIZE - 1) /
PAGE_CACHE_SIZE, PAGE_CACHE_SIZE /
(sizeof(struct page *)));
+ nrptrs = min(nrptrs, current->nr_dirtied_pause - current->nr_dirtied);
+ nrptrs = max(nrptrs, 8);
pages = kmalloc(nrptrs * sizeof(struct page *), GFP_KERNEL);
if (!pages)
return -ENOMEM;
@@ -1836,7 +1838,7 @@ static loff_t btrfs_file_llseek(struct file *file, loff_t offset, int origin)
switch (origin) {
case SEEK_END:
case SEEK_CUR:
- offset = generic_file_llseek_unlocked(file, offset, origin);
+ offset = generic_file_llseek(file, offset, origin);
goto out;
case SEEK_DATA:
case SEEK_HOLE: