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-rw-r--r--sys-utils/fstrim.89
1 files changed, 5 insertions, 4 deletions
diff --git a/sys-utils/fstrim.8 b/sys-utils/fstrim.8
index f7e7aa9ef..c6ecca706 100644
--- a/sys-utils/fstrim.8
+++ b/sys-utils/fstrim.8
@@ -76,10 +76,11 @@ the end of the filesystem.
.IP "\fB\-m, \-\-minimum\fP \fIminimum-size\fP"
Minimum contiguous free range to discard, in bytes. (This value is internally
rounded up to a multiple of the filesystem block size.) Free ranges smaller
-than this will be ignored. By increasing this value, the fstrim operation
-will complete more quickly for filesystems with badly fragmented freespace,
-although not all blocks will be discarded. The default value is zero,
-discarding every free block.
+than this will be ignored and fstrim will adjust the minimum if it's smaller than
+the device's minimum, and report that (fstrim_range.minlen) back to userspace.
+By increasing this value, the fstrim operation will complete more quickly for
+filesystems with badly fragmented freespace, although not all blocks will be
+discarded. The default value is zero, discarding every free block.
.IP "\fB\-v, \-\-verbose\fP"
Verbose execution. With this option
.B fstrim