linux_dsm_epyc7002/net/rds
Leon Romanovsky 0d4597c8c5 net/rds: Track user mapped pages through special API
Convert net/rds to use the newly introduces pin_user_pages() API,
which properly sets FOLL_PIN. Setting FOLL_PIN is now required for
code that requires tracking of pinned pages.

Note that this effectively changes the code's behavior: it now
ultimately calls set_page_dirty_lock(), instead of set_page_dirty().
This is probably more accurate.

As Christoph Hellwig put it, "set_page_dirty() is only safe if we are
dealing with a file backed page where we have reference on the inode it
hangs off." [1]

[1] https://lore.kernel.org/r/20190723153640.GB720@lst.de

Cc: Hans Westgaard Ry <hans.westgaard.ry@oracle.com>
Cc: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Signed-off-by: John Hubbard <jhubbard@nvidia.com>
Acked-by: Santosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
2020-02-16 18:37:09 -08:00
..
af_rds.c Convert usage of IN_MULTICAST to ipv4_is_multicast 2019-09-05 09:38:32 +02:00
bind.c net/rds: Check laddr_check before calling it 2019-09-27 12:10:55 +02:00
cong.c
connection.c rds: Return proper "tos" value to user-space 2019-07-09 21:45:42 -07:00
ib_cm.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2019-11-16 21:51:42 -08:00
ib_fmr.c net: rds: exchange of 8K and 1M pool 2019-04-24 12:07:08 -07:00
ib_frmr.c net/rds: Keep track of and wait for FRWR segments in use upon shutdown 2019-07-17 12:06:52 -07:00
ib_mr.h net/rds: Handle ODP mr registration/unregistration 2020-01-18 11:48:19 +02:00
ib_rdma.c net/rds: Use prefetch for On-Demand-Paging MR 2020-01-18 11:48:19 +02:00
ib_recv.c net/rds: Use DMA memory pool allocation for rds_header 2019-10-03 12:11:08 -07:00
ib_ring.c
ib_send.c net/rds: Handle ODP mr registration/unregistration 2020-01-18 11:48:19 +02:00
ib_stats.c net/rds: Fix 'ib_evt_handler_call' element in 'rds_ib_stat_names' 2019-09-15 20:56:19 +02:00
ib_sysctl.c
ib.c net/rds: Handle ODP mr registration/unregistration 2020-01-18 11:48:19 +02:00
ib.h net/rds: Handle ODP mr registration/unregistration 2020-01-18 11:48:19 +02:00
info.c mm/gup: change GUP fast to use flags rather than a write 'bool' 2019-05-14 09:47:46 -07:00
info.h
Kconfig net: Fix Kconfig indentation 2019-09-26 08:56:17 +02:00
loop.c
loop.h
Makefile
message.c rds: use DIV_ROUND_UP instead of ceil 2019-01-07 07:22:36 -08:00
page.c
rdma_transport.c net: rds: add service level support in rds-info 2019-08-24 16:55:25 -07:00
rdma_transport.h rds: rdma: add consumer reject 2019-02-04 14:59:11 -08:00
rdma.c net/rds: Track user mapped pages through special API 2020-02-16 18:37:09 -08:00
rds_single_path.h
rds.h net/rds: Handle ODP mr registration/unregistration 2020-01-18 11:48:19 +02:00
recv.c Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net 2019-09-02 11:20:17 -07:00
send.c Convert usage of IN_MULTICAST to ipv4_is_multicast 2019-09-05 09:38:32 +02:00
stats.c rds: check for excessive looping in rds_send_xmit 2019-08-15 12:04:24 -07:00
sysctl.c
tcp_connect.c
tcp_listen.c rds: add type of service(tos) infrastructure 2019-02-04 14:59:12 -08:00
tcp_recv.c
tcp_send.c
tcp_stats.c
tcp.c net: rds: fix spelling mistake "syctl" -> "sysctl" 2019-05-05 10:19:43 -07:00
tcp.h
threads.c rds: make v3.1 as compat version 2019-02-04 14:59:11 -08:00
transport.c