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linux/include/target
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Nicholas Bellinger bdbd61e174 target: Fix PR_APTPL_BUF_LEN buffer size limitation 
commit f161d4b44d upstream.

This patch addresses the original PR_APTPL_BUF_LEN = 8k limitiation
for write-out of PR APTPL metadata that Martin has recently been
running into.

It changes core_scsi3_update_and_write_aptpl() to use vzalloc'ed
memory instead of kzalloc, and increases the default hardcoded
length to 256k.

It also adds logic in core_scsi3_update_and_write_aptpl() to double
the original length upon core_scsi3_update_aptpl_buf() failure, and
retries until the vzalloc'ed buffer is large enough to accommodate
the outgoing APTPL metadata.

Reported-by: Martin Svec <martin.svec@zoner.cz>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
History 2015-03-18 13:31:24 +01:00
..
iscsi Target/iscsi: Fix sendtargets response pdu for iser transport 2014-06-30 20:12:00 -07:00
configfs_macros.h doc: fix broken references 2011-09-27 18:08:04 +02:00
target_core_backend.h target: Report correct response length for some commands 2014-06-30 20:12:00 -07:00
target_core_base.h target: Fix PR_APTPL_BUF_LEN buffer size limitation 2015-03-18 13:31:24 +01:00
target_core_configfs.h target: Remove TF_CIT_TMPL macro 2013-10-16 13:35:02 -07:00
target_core_fabric.h target: Add protection SGLs to target_submit_cmd_map_sgls 2014-01-18 09:58:09 +00:00
target_core_fabric_configfs.h target: Add se_portal_group->tpg_auth_group 2013-07-03 19:44:31 -07:00