On Tue, 2012-10-02 at 21:16 +0000, Nicholas A. Bellinger wrote: > From: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx> > > This patch adds a new target_submit_cmd_map_sgls() to pass pre-allocated > SGL memory using transport_generic_map_mem_to_cmd() logic into the generic > target submit I/O codepath. > > It also adds a target_submit_cmd() wrapper around target_submit_cmd_map_sgls() > for existing fabric code that already assumes internal target-core SGL memory > allocation. > > (v2: Rename to target_submit_cmd_map_sgls + drop TARGET_SCF_MAP_MEM flag > in favor of non zero sgl_count check) > > Reported-by: Christoph Hellwig <hch@xxxxxx> > Cc: Christoph Hellwig <hch@xxxxxx> > Signed-off-by: Nicholas Bellinger <nab@xxxxxxxxxxxxxxx> > --- > drivers/target/target_core_transport.c | 65 +++++++++++++++++++++++++++++--- > include/target/target_core_base.h | 1 + > include/target/target_core_fabric.h | 3 + > 3 files changed, 63 insertions(+), 6 deletions(-) > > diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h > index 5be8937..6309298 100644 > --- a/include/target/target_core_base.h > +++ b/include/target/target_core_base.h > @@ -220,6 +220,7 @@ enum target_sc_flags_table { > TARGET_SCF_BIDI_OP = 0x01, > TARGET_SCF_ACK_KREF = 0x02, > TARGET_SCF_UNKNOWN_SIZE = 0x04, > + TARGET_SCF_MAP_MEM = 0x08, > }; Whoops, removing this left-over bit now before pushing into for-next. -- To unsubscribe from this list: send the line "unsubscribe target-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html