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zfs recv hangs if max recordsize is less than received recordsize 

- Some optimizations for bqueue enqueue/dequeue.
- Added a fix to prevent deadlock when both bqueue_enqueue_impl()
and bqueue_dequeue() waits for signal to be triggered.

Reviewed-by: Alexander Motin <mav@FreeBSD.org>
Reviewed-by: Ryan Moeller <ryan@iXsystems.com>
Signed-off-by: Ameer Hamza <ahamza@ixsystems.com>
Closes #13855
This commit is contained in:
Ameer Hamza 2022-09-17 01:52:25 +05:00 committed by Tony Hutter
parent faa1e4082d
commit d5105f068f
1 changed files with 3 additions and 3 deletions
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6
include/sys/fs/zfs.h
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@ -1622,9 +1622,9 @@ typedef enum {
* against the cost of COWing a giant block to modify one byte, and the * against the cost of COWing a giant block to modify one byte, and the
* large latency of reading or writing a large block. * large latency of reading or writing a large block.
* *
* Note that although blocks up to 16MB are supported, the recordsize * The recordsize property can not be set larger than zfs_max_recordsize
* property can not be set larger than zfs_max_recordsize (default 1MB). * (default 16MB on 64-bit and 1MB on 32-bit). See the comment near
* See the comment near zfs_max_recordsize in dsl_dataset.c for details. * zfs_max_recordsize in dsl_dataset.c for details.
* *
* Note that although the LSIZE field of the blkptr_t can store sizes up * Note that although the LSIZE field of the blkptr_t can store sizes up
* to 32MB, the dnode's dn_datablkszsec can only store sizes up to * to 32MB, the dnode's dn_datablkszsec can only store sizes up to