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b432e6b3d9
linux/net/sunrpc
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Tom Tucker b432e6b3d9 svcrdma: Change DMA mapping logic to avoid the page_address kernel API 
There was logic in the send path that assumed that a page containing data
to send to the client has a KVA. This is not always the case and can result
in data corruption when page_address returns zero and we end up DMA mapping
zero.

This patch changes the bus mapping logic to avoid page_address() where
necessary and converts all calls from ib_dma_map_single to ib_dma_map_page
in order to keep the map/unmap calls symmetric.

Signed-off-by: Tom Tucker <tom@ogc.us>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
2010-10-18 19:51:31 -04:00
..
auth_gss nfsd4: remove spkm3 2010-10-01 18:09:55 -04:00
xprtrdma svcrdma: Change DMA mapping logic to avoid the page_address kernel API 2010-10-18 19:51:31 -04:00
addr.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
auth_generic.c sunrpc: fix up rpcauth_remove_module section mismatch 2010-09-29 12:27:37 -04:00
auth_null.c SUNRPC: Move the bound cred to struct rpc_rqst 2010-08-04 08:54:09 -04:00
auth_unix.c SUNRPC: Move the bound cred to struct rpc_rqst 2010-08-04 08:54:09 -04:00
auth.c sunrpc: fix up rpcauth_remove_module section mismatch 2010-09-29 12:27:37 -04:00
backchannel_rqst.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
bc_svc.c Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 2010-04-11 14:53:53 -07:00
cache.c sunrpc/cache: centralise handling of size limit on deferred list. 2010-10-11 19:30:28 -04:00
clnt.c sunrpc: Add net to xprt_create 2010-10-01 17:18:57 -04:00
Kconfig nfsd4: remove spkm3 2010-10-01 18:09:55 -04:00
Makefile SUNRPC: Provide functions for managing universal addresses 2009-08-09 15:09:34 -04:00
netns.h sunrpc: Make the ip_map_cache be per-net 2010-09-27 10:16:12 -04:00
rpc_pipe.c SUNRPC: Fix a race in rpc_info_open 2010-09-12 19:55:25 -04:00
rpcb_clnt.c sunrpc: Add net to rpc_create_args 2010-10-01 17:18:56 -04:00
sched.c SUNRPC: Reduce asynchronous RPC task stack usage 2010-08-04 08:54:09 -04:00
socklib.c include cleanup: Update gfp.h and slab.h includes to prepare for breaking implicit slab.h inclusion from percpu.h 2010-03-30 22:02:32 +09:00
stats.c sunrpc: Make the /proc/net/rpc appear in net namespaces 2010-09-27 10:16:12 -04:00
sunrpc_syms.c sunrpc: Make the ip_map_cache be per-net 2010-09-27 10:16:12 -04:00
sunrpc.h nfsd41: sunrpc: Added rpc server-side backchannel handling 2009-09-11 15:04:16 -04:00
svc_xprt.c nfsd: provide callbacks on svc_xprt deletion 2010-10-01 19:29:44 -04:00
svc.c sunrpc: close connection when a request is irretrievably lost. 2010-09-21 16:57:49 -04:00
svcauth_unix.c sunrpc: Use helper to set v4 mapped addr in ip_map_parse 2010-10-11 20:00:17 -04:00
svcauth.c net: Move && and || to end of previous line 2009-11-29 16:55:45 -08:00
svcsock.c sunrpc: Create sockets in net namespaces 2010-10-01 17:19:00 -04:00
sysctl.c sysctl: Drop & in front of every proc_handler. 2009-11-18 08:37:40 -08:00
timer.c SUNRPC: Add documenting comments in net/sunrpc/timer.c 2009-08-09 15:09:47 -04:00
xdr.c xdr: Add an export for the helper function write_bytes_to_xdr_buf() 2010-05-14 15:09:18 -04:00
xprt.c sunrpc: Tag rpc_xprt with net 2010-10-01 17:18:58 -04:00
xprtsock.c sunrpc: Create sockets in net namespaces 2010-10-01 17:19:00 -04:00