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-rw-r--r--fs/open.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/open.c b/fs/open.c
index 631aea8..3a83253 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -254,11 +254,9 @@ int do_fallocate(struct file *file, int mode, loff_t offset, loff_t len)
return -EBADF;
/*
- * It's not possible to punch hole or perform collapse range
- * on append only file
+ * We can only allow pure fallocate on append only files
*/
- if (mode & (FALLOC_FL_PUNCH_HOLE | FALLOC_FL_COLLAPSE_RANGE)
- && IS_APPEND(inode))
+ if ((mode & ~FALLOC_FL_KEEP_SIZE) && IS_APPEND(inode))
return -EPERM;
if (IS_IMMUTABLE(inode))
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