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Commit 4929adbd authored by Jaegeuk Kim's avatar Jaegeuk Kim Committed by Automerger Merge Worker
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Merge "fs_mgr: try tune2fs for casefolding on /data only" am: 8a6e8be2 

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1401147

Change-Id: I612ffacba843388e27e8145eaf7b98f43c8b8a16
parents 7d1c5b5e 8a6e8be2

fs_mgr/fs_mgr.cpp

+4 −4
Original line number Diff line number Diff line
@@ -521,13 +521,13 @@ static void tune_verity(const std::string& blk_device, const FstabEntry& entry, 
}



// Enable casefold if needed.

static void tune_casefold(const std::string& blk_device, const struct ext4_super_block* sb,

                          int* fs_stat) {

static void tune_casefold(const std::string& blk_device, const FstabEntry& entry,

                          const struct ext4_super_block* sb, int* fs_stat) {

    bool has_casefold = (sb->s_feature_incompat & cpu_to_le32(EXT4_FEATURE_INCOMPAT_CASEFOLD)) != 0;

    bool wants_casefold =

            android::base::GetBoolProperty("external_storage.casefold.enabled", false);



    if (!wants_casefold || has_casefold) return;

    if (entry.mount_point != "data" || !wants_casefold || has_casefold ) return;



    std::string casefold_support;

    if (!android::base::ReadFileToString(SYSFS_EXT4_CASEFOLD, &casefold_support)) {
@@ -696,7 +696,7 @@ static int prepare_fs_for_mount(const std::string& blk_device, const FstabEntry& 
            tune_reserved_size(blk_device, entry, &sb, &fs_stat);

            tune_encrypt(blk_device, entry, &sb, &fs_stat);

            tune_verity(blk_device, entry, &sb, &fs_stat);

            tune_casefold(blk_device, &sb, &fs_stat);

            tune_casefold(blk_device, entry, &sb, &fs_stat);

            tune_metadata_csum(blk_device, entry, &sb, &fs_stat);

        }

    }