Have remerged (to cifs-2.6.git for-next) the first seven in this series - after he incorporated the fixes for the recent feedback on the series to a few (and I cleaned up a few minor checkpatch nits). On Tue, Nov 7, 2017 at 2:54 AM, Long Li <longli@xxxxxxxxxxxxxxxxxxxxxx> wrote: > From: Long Li <longli@xxxxxxxxxxxxx> > > Starting with SMB2 dialect 3.0, Microsoft introduced SMB Direct transport > protocol for transferring upper layer (SMB2) payload over RDMA via Infiniband, > RoCE or iWARP. The prococol is published in [MS-SMBD] > (https://msdn.microsoft.com/en-us/library/hh536346.aspx). > > Change log: > v2: > Implemented RDMA read/write via memory registration. > Re-arranged patches for review [Christoph Hellwig <hch@xxxxxxxxxxxxx>]. > Restructured the code and fixed bugs on protocol timer and keepalive > [Tom Talpey <ttalpey@xxxxxxxxxxxxx>]. > > v3: > Improved performance by introducing an additional queue for handling > empty packets and reducing lock contention on IRQ path. > Added light weight profiling by reading TSC. > Improved the code for checking SMB versions when mounting with rdma option > [Leon Romanovsky <leon@xxxxxxxxxx>]. > Moved to use pages instead of buffers for passing I/O for RDMA > [Christoph Hellwig <hch@xxxxxxxxxxxxx>]. > Removed redundant code and refactored I/O code paths > [Christoph Hellwig <hch@xxxxxxxxxxxxx>, Tom Talpey <ttalpey@xxxxxxxxxxxxx>]. > > v4: > Fixed connectivity issues with iWAPR devices. > Exported configurable protocol parameters to /proc/fs/cifs > [Steve French <sfrench@xxxxxxxxx>] > Re-arranged patches for review > [Pavel Shilovsky <piastryyy@xxxxxxxxx>]. > > v5: > Fixed compiling errors on ia64, i386 and when INFINIBAND is not > configured. [kbuild test robot] > Profiling is removed and will be introduced in a seperate patch. > > v6: > Report internal code error via WARN_ON(). Change description in > Kconfig [Pavel Shilovsky <piastryyy@xxxxxxxxx>]. > > v7: > Removed the use of #ifdef CONFIG_CIFS_SMB_DIRECT in upper layer > code calling transport I/O. [Matthew Wilcox <mawilcox@xxxxxxxxxxxxx>, > Tom Talpey <ttalpey@xxxxxxxxxxxxx>] > > Long Li (22): > CIFS: SMBD: Add parameter rdata to smb2_new_read_req > CIFS: SMBD: Introduce kernel config option CONFIG_CIFS_SMB_DIRECT > CIFS: SMBD: Add rdma mount option > CIFS: SMBD: Add SMB Direct protocol initial values and constants > CIFS: SMBD: Establish SMB Direct connection > CIFS: SMBD: export protocol initial values > CIFS: SMBD: Implement function to create a SMB Direct connection > CIFS: SMBD: Upper layer connects to SMBDirect session > CIFS: SMBD: Implement function to reconnect to a SMB Direct transport > CIFS: SMBD: Upper layer reconnects to SMB Direct session > CIFS: SMBD: Implement function to destroy a SMB Direct connection > CIFS: SMBD: Upper layer destroys SMB Direct session on shutdown or > umount > CIFS: SMBD: Set SMB Direct maximum read or write size for I/O > CIFS: SMBD: Implement function to receive data via RDMA receive > CIFS: SMBD: Upper layer receives data via RDMA receive > CIFS: SMBD: Implement function to send data via RDMA send > CIFS: SMBD: Upper layer sends data via RDMA send > CIFS: SMBD: Implement RDMA memory registration > CIFS: SMBD: Upper layer performs SMB write via RDMA read through > memory registration > CIFS: SMBD: Read correct returned data length for RDMA write (SMB > read) I/O > CIFS: SMBD: Upper layer performs SMB read via RDMA write through > memory registration > CIFS: SMBD: Add SMB Direct debug counters > > fs/cifs/Kconfig | 8 + > fs/cifs/Makefile | 2 + > fs/cifs/cifs_debug.c | 147 +++ > fs/cifs/cifsfs.c | 2 + > fs/cifs/cifsglob.h | 21 +- > fs/cifs/cifssmb.c | 15 +- > fs/cifs/connect.c | 53 +- > fs/cifs/file.c | 17 +- > fs/cifs/smb1ops.c | 4 +- > fs/cifs/smb2ops.c | 24 +- > fs/cifs/smb2pdu.c | 127 ++- > fs/cifs/smbdirect.c | 2617 ++++++++++++++++++++++++++++++++++++++++++++++++++ > fs/cifs/smbdirect.h | 330 +++++++ > fs/cifs/transport.c | 8 +- > 14 files changed, 3344 insertions(+), 31 deletions(-) > create mode 100644 fs/cifs/smbdirect.c > create mode 100644 fs/cifs/smbdirect.h > > -- > 2.7.4 > > -- > To unsubscribe from this list: send the line "unsubscribe linux-cifs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Thanks, Steve -- To unsubscribe from this list: send the line "unsubscribe linux-cifs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
