Messages in this thread Patch in this message | | | Subject | [PATCH 10/13] FS-Cache: Fix cancellation of in-progress operation | From | David Howells <> | Date | Thu, 26 Feb 2015 14:02:58 +0000 |
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Cancellation of an in-progress operation needs to update the relevant counters and start any operations that are pending waiting on this one.
Signed-off-by: David Howells <dhowells@redhat.com> ---
fs/fscache/operation.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/fs/fscache/operation.c b/fs/fscache/operation.c index 9761df4fc2ab..b6bf5f399d70 100644 --- a/fs/fscache/operation.c +++ b/fs/fscache/operation.c @@ -365,6 +365,13 @@ int fscache_cancel_op(struct fscache_operation *op, wake_up_bit(&op->flags, FSCACHE_OP_WAITING); ret = 0; } else if (op->state == FSCACHE_OP_ST_IN_PROGRESS && cancel_in_progress_op) { + ASSERTCMP(object->n_in_progress, >, 0); + if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags)) + object->n_exclusive--; + object->n_in_progress--; + if (object->n_in_progress == 0) + fscache_start_operations(object); + fscache_stat(&fscache_n_op_cancelled); if (do_cancel) do_cancel(op);
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