From: Robert Young <yayooo@gmail.com>
Date: Mon, 31 Jul 2017 16:49:59 +0000 (+0200)
Subject: fstools: add btrfs support
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=8ab4fda66a136f5b0f1e5dff9d3649961ffc9158;p=project%2Ffstools.git

fstools: add btrfs support

Signed-off-by: Robert Young <yayooo@gmail.com>
---

diff --git a/block.c b/block.c
index 3e4cfb5..d7a9c5f 100644
--- a/block.c
+++ b/block.c
@@ -709,6 +709,7 @@ static void check_filesystem(struct probe_info *pr)
 	const char *e2fsck = "/usr/sbin/e2fsck";
 	const char *f2fsck = "/usr/sbin/fsck.f2fs";
 	const char *dosfsck = "/usr/sbin/dosfsck";
+	const char *btrfsck = "/usr/bin/btrfsck";
 	const char *ckfs;
 
 	/* UBIFS does not need stuff like fsck */
@@ -721,6 +722,8 @@ static void check_filesystem(struct probe_info *pr)
 		ckfs = f2fsck;
 	} else if (!strncmp(pr->type, "ext", 3)) {
 		ckfs = e2fsck;
+	} else if (!strncmp(pr->type, "btrfs", 5)) {
+		ckfs = btrfsck;
 	} else {
 		ULOG_ERR("check_filesystem: %s is not supported\n", pr->type);
 		return;
@@ -736,6 +739,9 @@ static void check_filesystem(struct probe_info *pr)
 		if(!strncmp(pr->type, "f2fs", 4)) {
 			execl(ckfs, ckfs, "-f", pr->dev, NULL);
 			exit(-1);
+		} else if(!strncmp(pr->type, "btrfs", 5)) {
+			execl(ckfs, ckfs, "--repair", pr->dev, NULL);
+			exit(-1);
 		} else {
 			execl(ckfs, ckfs, "-p", pr->dev, NULL);
 			exit(-1);
@@ -1429,8 +1435,9 @@ static int mount_extroot(char *cfg)
 	if (pr) {
 		if (strncmp(pr->type, "ext", 3) &&
 		    strncmp(pr->type, "f2fs", 4) &&
+		    strncmp(pr->type, "btrfs", 5) &&
 		    strncmp(pr->type, "ubifs", 5)) {
-			ULOG_ERR("extroot: unsupported filesystem %s, try ext4, f2fs or ubifs\n", pr->type);
+			ULOG_ERR("extroot: unsupported filesystem %s, try ext4, f2fs, btrfs or ubifs\n", pr->type);
 			return -1;
 		}