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-rw-r--r--fs/ufs/super.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/fs/ufs/super.c b/fs/ufs/super.c
index d5300adbfd79..0a4f58a5073c 100644
--- a/fs/ufs/super.c
+++ b/fs/ufs/super.c
@@ -1210,6 +1210,15 @@ magic_found:
uspi->s_root_blocks = mul_u64_u32_div(uspi->s_dsize,
uspi->s_minfree, 100);
+ if (uspi->s_minfree <= 5) {
+ uspi->s_time_to_space = ~0ULL;
+ uspi->s_space_to_time = 0;
+ usb1->fs_optim = cpu_to_fs32(sb, UFS_OPTSPACE);
+ } else {
+ uspi->s_time_to_space = (uspi->s_root_blocks / 2) + 1;
+ uspi->s_space_to_time = mul_u64_u32_div(uspi->s_dsize,
+ uspi->s_minfree - 2, 100) - 1;
+ }
/*
* Compute another frequently used values