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drbd: Finished the "on-no-data-accessible suspend-io;" functionality

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When no data is accessible (no connection to the peer, nor a local disk)
allow the user to select to freeze all IO operations instead of getting
IO errors.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
This commit is contained in:
Philipp Reisner
2010-05-31 10:14:17 +02:00
parent 905cd7d8ac
commit 265be2d098
9 changed files with 90 additions and 1 deletions
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include/linux/drbd_nl.h
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@@ -87,6 +87,7 @@ NL_PACKET(syncer_conf, 8,
NL_STRING( 51, T_MAY_IGNORE, cpu_mask, 32)
NL_STRING( 64, T_MAY_IGNORE, csums_alg, SHARED_SECRET_MAX)
NL_BIT( 65, T_MAY_IGNORE, use_rle)
NL_INTEGER( 75, T_MAY_IGNORE, on_no_data)
)
NL_PACKET(invalidate, 9, )