If the device support write hints, let's assign it in Android devices.

Signed-off-by: Jaegeuk Kim <jaeg...@kernel.org>
---
 fsck/main.c             | 4 ++++
 mkfs/f2fs_format_main.c | 4 ++++
 2 files changed, 8 insertions(+)

diff --git a/fsck/main.c b/fsck/main.c
index 423a9a63782c..cb51673aeda8 100644
--- a/fsck/main.c
+++ b/fsck/main.c
@@ -233,6 +233,10 @@ static void add_default_options(void)
 
                /* disable nat_bits feature by default */
                c.disabled_feature |= F2FS_FEATURE_NAT_BITS;
+
+               /* enable write hitn by default */
+               c.need_whint = true;
+               c.whint = WRITE_LIFE_NOT_SET;
        }
        c.quota_fix = 1;
 }
diff --git a/mkfs/f2fs_format_main.c b/mkfs/f2fs_format_main.c
index 5b4569d9e3ab..3a8fde021373 100644
--- a/mkfs/f2fs_format_main.c
+++ b/mkfs/f2fs_format_main.c
@@ -156,6 +156,10 @@ static void add_default_options(void)
                c.feature |= F2FS_FEATURE_PRJQUOTA;
                c.feature |= F2FS_FEATURE_EXTRA_ATTR;
                c.feature |= F2FS_FEATURE_VERITY;
+
+               /* enable write hitn by default */
+               c.need_whint = true;
+               c.whint = WRITE_LIFE_NOT_SET;
                break;
        }
 #ifdef CONF_CASEFOLD
-- 
2.49.0.805.g082f7c87e0-goog



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