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44 lines
1.4 KiB
44 lines
1.4 KiB
2 months ago
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From 4157e8da40ce976883c5b6e51e2352732e709b52 Mon Sep 17 00:00:00 2001
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From: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
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Date: Tue, 10 Sep 2024 14:17:58 +0200
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Subject: [PATCH 190/201] md.man: update refference to raid5-ppl.rst
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Documentation/md has moved to Documentation/driver-api/md.
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Update and and rework sentence.
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Remove refference to not supported kernel close to updated text.
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Signed-off-by: Mariusz Tkaczyk <mariusz.tkaczyk@linux.intel.com>
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---
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md.4 | 10 ++--------
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1 file changed, 2 insertions(+), 8 deletions(-)
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diff --git a/md.4 b/md.4
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index 7aef1577..9d5e55bf 100644
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--- a/md.4
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+++ b/md.4
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@@ -937,18 +937,12 @@ Partial parity for a write operation is the XOR of stripe data chunks not
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modified by the write. PPL is stored in the metadata region of RAID member drives,
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no additional journal drive is needed.
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After crashes, if one of the not modified data disks of
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-the stripe is missing, this updated parity can be used to recover its
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-data.
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+the stripe is missing, this updated parity can be used to recover its data.
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-This mechanism is documented more fully in the file
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-Documentation/md/raid5-ppl.rst
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+See Documentation/driver-api/md/raid5-ppl.rst for implementation details.
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.SS WRITE-BEHIND
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-From Linux 2.6.14,
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-.I md
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-supports WRITE-BEHIND on RAID1 arrays.
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-
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This allows certain devices in the array to be flagged as
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.IR write-mostly .
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MD will only read from such devices if there is no
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--
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2.41.0
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