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author | Tao Bao <tbao@google.com> | 2015-07-31 18:49:33 +0200 |
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committer | Android Git Automerger <android-git-automerger@android.com> | 2015-07-31 18:49:33 +0200 |
commit | 2e979ef6fd21e1681a8ec7ca2f5582ca8e14ddcd (patch) | |
tree | 6aff8d34f5ec911e7621772adc6c76ed89d162f6 /roots.cpp | |
parent | am 62e19231: Merge "updater: Hoist fsync() to outer loop." (diff) | |
parent | Merge "recovery: Allow "Mount /system" for system_root_image." (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | roots.cpp | 26 |
1 files changed, 18 insertions, 8 deletions
@@ -70,7 +70,8 @@ Volume* volume_for_path(const char* path) { return fs_mgr_get_entry_for_mount_point(fstab, path); } -int ensure_path_mounted(const char* path) { +// Mount the volume specified by path at the given mount_point. +int ensure_path_mounted_at(const char* path, const char* mount_point) { Volume* v = volume_for_path(path); if (v == NULL) { LOGE("unknown volume for path [%s]\n", path); @@ -88,14 +89,18 @@ int ensure_path_mounted(const char* path) { return -1; } + if (!mount_point) { + mount_point = v->mount_point; + } + const MountedVolume* mv = - find_mounted_volume_by_mount_point(v->mount_point); + find_mounted_volume_by_mount_point(mount_point); if (mv) { // volume is already mounted return 0; } - mkdir(v->mount_point, 0755); // in case it doesn't already exist + mkdir(mount_point, 0755); // in case it doesn't already exist if (strcmp(v->fs_type, "yaffs2") == 0) { // mount an MTD partition as a YAFFS2 filesystem. @@ -104,25 +109,30 @@ int ensure_path_mounted(const char* path) { partition = mtd_find_partition_by_name(v->blk_device); if (partition == NULL) { LOGE("failed to find \"%s\" partition to mount at \"%s\"\n", - v->blk_device, v->mount_point); + v->blk_device, mount_point); return -1; } - return mtd_mount_partition(partition, v->mount_point, v->fs_type, 0); + return mtd_mount_partition(partition, mount_point, v->fs_type, 0); } else if (strcmp(v->fs_type, "ext4") == 0 || strcmp(v->fs_type, "squashfs") == 0 || strcmp(v->fs_type, "vfat") == 0) { - result = mount(v->blk_device, v->mount_point, v->fs_type, + result = mount(v->blk_device, mount_point, v->fs_type, v->flags, v->fs_options); if (result == 0) return 0; - LOGE("failed to mount %s (%s)\n", v->mount_point, strerror(errno)); + LOGE("failed to mount %s (%s)\n", mount_point, strerror(errno)); return -1; } - LOGE("unknown fs_type \"%s\" for %s\n", v->fs_type, v->mount_point); + LOGE("unknown fs_type \"%s\" for %s\n", v->fs_type, mount_point); return -1; } +int ensure_path_mounted(const char* path) { + // Mount at the default mount point. + return ensure_path_mounted_at(path, nullptr); +} + int ensure_path_unmounted(const char* path) { Volume* v = volume_for_path(path); if (v == NULL) { |