File 0001-btrfs-progs-inspect-increase-logical-resolve-default.patch of Package btrfsprogs.23274
From 2cbddaba38d0d9b21ca563d8507ccad81f0fb96f Mon Sep 17 00:00:00 2001 From: Zygo Blaxell <ce3g8jdj@umail.furryterror.org> Date: Tue, 26 Nov 2019 22:55:08 -0500 Subject: [PATCH] btrfs-progs: inspect: increase logical-resolve default buffer size to 64K Filesystems with nontrivial snapshots or dedupe will easily overflow a 4K buffer. Bump the size up to the largest size supported by the V1 ioctl. Reviewed-by: Anand Jain <anand.jain@oracle.com> Signed-off-by: Zygo Blaxell <ce3g8jdj@umail.furryterror.org> Signed-off-by: David Sterba <dsterba@suse.com> --- cmds-inspect.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/cmds-inspect.c +++ b/cmds-inspect.c @@ -147,7 +147,7 @@ static int cmd_inspect_logical_resolve(i int bytes_left; struct btrfs_ioctl_logical_ino_args loi; struct btrfs_data_container *inodes; - u64 size = 4096; + u64 size = SZ_64K; char full_path[PATH_MAX]; char *path_ptr; DIR *dirstream = NULL;