From 2cbddaba38d0d9b21ca563d8507ccad81f0fb96f Mon Sep 17 00:00:00 2001 From: Zygo Blaxell 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 Signed-off-by: Zygo Blaxell Signed-off-by: David Sterba --- cmds/inspect.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/cmds/inspect.c b/cmds/inspect.c index 64a8c15d..9ca78611 100644 --- a/cmds/inspect.c +++ b/cmds/inspect.c @@ -151,7 +151,7 @@ static int cmd_inspect_logical_resolve(const struct cmd_struct *cmd, 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;