Revert "HACK quic support"

This reverts commit f82517f6159d6d49306541cd97b49e0d0296b216.

HACK quic support

sq splice1.c

sq splice1.c

sq splice1.c

splice1.c :-(

sq source3/smbd/smb2_server.c IORING_SEND_ZC_REPORT_USAGE "smb2srv:send_uring_zc_report=yes"

sq smbd_smb2_flush_sendmsg_zc_completion_io_uring

sq source3/smbd/smb2_server.c flush io_uring...

HACK smb2srv:recv_uring_splice_waitall SPLICE_F_GIFT => SPLICE_F_WAITALL

P10.X: smb2_write: TODO recv splice vfs_io

P9.2: vfs_io_uring_io_write_send/recv

P9.1: vfswrap_io_write_send/recv

P9.0: add SMB_VFS_[NEXT_]IO_WRITE_SEND/RECV

P7.X smbd_smb2_read_send SMB_VFS_IO_READ_SEND(flags)

sq P7.X: smbd_smb2_send_queue->pending_splice

sq sq P7.X: smb2_read state->smb2req->queue_entry.vfs_io TODO smbd_smb2_flush_splice_completion_io_uring

sq P7.X: smb2_read state->smb2req->queue_entry.vfs_io TODO smbd_smb2_flush_splice_completion_io_uring

sq P7.X: smb2_read state->smb2req->queue_entry.vfs_io

P7.X: smb2_read state->smb2req->queue_entry.vfs_io

sq P7.1: sconn->vfs_io_pool: vfs_io_pool:min_count=   vfs_io_pool:max_count=

sq P7.1: sconn->vfs_io_pool

P7.1: sconn->vfs_io_pool 64 4192

P7.1: sconn->vfs_io_pool

vfs_io_uring_io_read_send/recv flags

P8.1: vfs_io_uring_io_read_send/recv

vfswrap_io_read_send/recv flags

P6.2: vfswrap_io_read_send/recv

P6.0: smb_vfs_io_destructor skip drain_socket

smb_vfs_io_destructor recycle

P6.0: smb_vfs_io_pool_destructor

P6.X: sq smb_vfs_io_destructor

P6.0: smb_vfs_io_destructor

P6.0: smb_vfs_io_pool_destructor

P6.0: fix smb_vfs_io_pool_create...

P6.0: TODO drain the pipe with splice to /dev/null

P6.X: sq examples/VFS/skel_transparent.c skel_io_read_recv

P6.X sq SMB_VFS_IO_READ_SEND flags

P6.X: add SMB_VFS_[NEXT_]IO_READ_SEND/RECV

sq sq smbd_smb2_recv_completion_io_uring

sq smbd_smb2_recv_completion_io_uring

sq P5.X: xconn->smb2.recv_uring smbd_smb2_request_next_uring_recvmsg

P5.X: xconn->smb2.recv_uring smbd_smb2_request_next_uring_recvmsg

lib/tsocket/tests/test_tstream.c AF_UNIX

Revert "lib/tsocket/tests/test_tstream.c AF_UNIX"

This reverts commit cf7650253069f25753806dbe363c7817d1540e30.

lib/tsocket/tests/test_tstream.c AF_UNIX

lib/tsocket/tests/test_tstream.c echo bench

Revert "HACK source3/libsmb/clilist.c"

This reverts commit d4c395b8bef4080d23d51b9f1270d09c94a6e799.

HACK source3/libsmb/clilist.c

sq +vfs_io_uring_tests

selftest: add some basic testing for the io_uring vfs module

We now have

Revert "selftest: add some basic testing for the io_uring vfs module"

This reverts commit a0730dda352b2d09f7b9fd1e3a9791c1d61643cb.

python/samba/tests/blackbox/smbcacls_basic.py try to make it more robust against flakey tests

Revert "source3/smbd/globals.h _vector[2]"

This reverts commit 8dfad2585729aa483d8b0bf277b758f3ee06e3e0.

Revert "HACK only one recvmsg..."

This reverts commit f33815aa65691658f79b2531986fd22ac250ef0f.

Revert "fix again source3/smbd/smb2_server.c v2 part2 vector2"

This reverts commit 892d0d9989b8bfdaf3133a7c149158dad3df454b.

Revert "fix again source3/smbd/smb2_server.c v3 part3 vector2"

This reverts commit b459152dfa539b083233c30ba82a0bd2340f0f28.

fix again source3/smbd/smb2_server.c v3 part3 vector2

fix again source3/smbd/smb2_server.c v2 part2 vector2

HACK only one recvmsg...

source3/smbd/globals.h _vector[2]

sq lib/util/samba_io_uring.c

Revert "V2 P4.1: prepare smbd_smb2_flush_with_io_uring smb2srv:send_uring smb2srv:send_uring_zc smb2srv:send_uring_async"

This reverts commit 3c156bc8cb2941ef050dc534ce5a89607a9c8508.

Revert "IORING_NOTIF_USAGE_ZC_COPIED"

This reverts commit 1c5de5ce14cabe7e3880e2c6b831a8214e3093a2.

Revert "samba_io_uring_ev_hybrit_im_handler"

This reverts commit c3dbf9b168855c4bc9b523c5e5bc0fba1ae19e47.

Revert "DEBUG SENDMSG"

This reverts commit e81d9d5a53fb77df50e167036555e0d197108406.

Revert "no IORING_SETUP_DEFER_TASKRUN"

This reverts commit 10c0b6c04218a0ce69a5ab78aab8a5736549f738.

Revert "Revert "DEBUG SENDMSG""

This reverts commit f3b44642df4735daa3c2ef957eb8c5625181116c.

Revert "source3/modules/vfs_io_uring.c pread noop DIRECT"

This reverts commit f29466d41328b79c093211928248b7c4543967f6.

Revert "Revert "source3/modules/vfs_io_uring.c pread noop DIRECT""

This reverts commit 5db281e9ae5ba95b62377702cc31c72a62c2823e.

Revert "source3/modules/vfs_io_uring.c pread noop DIRECT"

This reverts commit f29466d41328b79c093211928248b7c4543967f6.

source3/modules/vfs_io_uring.c pread noop DIRECT

Revert "DEBUG SENDMSG"

This reverts commit e81d9d5a53fb77df50e167036555e0d197108406.

no IORING_SETUP_DEFER_TASKRUN

DEBUG SENDMSG

samba_io_uring_ev_hybrit_im_handler

IORING_NOTIF_USAGE_ZC_COPIED

HACK test_smb2_bench_path_contention_shared uncontented

lib/tevent/testsuite.c 10.000.000

Revert "source4/torture/smb2/bench.c tcon/tdis"

This reverts commit f2820e5f3d01fa536e6abd9a0b77783fc93117d3.

source4/torture/smb2/bench.c tcon/tdis

V2 P4.1: prepare smbd_smb2_flush_with_io_uring smb2srv:send_uring smb2srv:send_uring_zc smb2srv:send_uring_async

sq revert IORING_OP_SENDMSG_ZC and debug

smb2_server: teardown in smbd_smb2_flush_send_queue() already

Moving this from smbd_smb2_flush_with_sendmsg() to smbd_smb2_flush_send_queue()
means it will also be used for io_uring in future.

Signed-off-by: Stefan Metzmacher <metze@samba.org>

revert IORING_OP_SENDMSG_ZC and debug

sq io_uring.pending_zc => if (samba_io_uring_completion_pending(&e->io_uring.completion) == 0) {

sq P4.1: prepare smbd_smb2_flush_with_io_uring smb2srv:send_uring smb2srv:send_uring_zc smb2srv:send_uring_async

sq P4.1: prepare smbd_smb2_flush_with_io_uring smb2srv:send_uring smb2srv:send_uring_zc smb2srv:send_uring_async

sq P4.1: prepare smbd_smb2_flush_with_io_uring smb2srv:send_uring smb2srv:send_uring_zc smb2srv:send_uring_async

P4.1: prepare smbd_smb2_flush_with_io_uring smb2srv:send_uring smb2srv:send_uring_zc smb2srv:send_uring_async

sq P4.X: xconn->send_uring queue_entry->io_uring

P4.X: xconn->send_uring queue_entry->io_uring

source3/wscript_build smbd_base => samba-io-uring

P4.0: source3/smbd/globals.h lib/util/samba_io_uring.h

xconn->smb2.request_read_state->xconn = xconn

TODO xconn->smb2.request_read_state talloced TODO really needed ??? costs 0,1%

TODO-LATER?? P2.x: smbd_smb2_send_queue->xconn

vfs_io_uring_request_submitted,completed optimized inline

sq source3/modules/vfs_io_uring.c samba_io_uring_completion_bypass_epoll

vfs_io_uring: add "io_uring:discard_writes_to_dev_null" option for testing

We want to be able to test the overhead we have for SMB2 write calls,
which are typically bound to the filesystem/store capabilities.