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#
# Makefile for Linux kernel SUN RPC
#


obj-$(CONFIG_SUNRPC) += sunrpc.o
obj-$(CONFIG_SUNRPC_GSS) += auth_gss/
obj-$(CONFIG_SUNRPC_XPRT_RDMA) += xprtrdma/

sunrpc-y := clnt.o xprt.o socklib.o xprtsock.o sched.o \
	    auth.o auth_null.o auth_unix.o auth_generic.o \
	    svc.o svcsock.o svcauth.o svcauth_unix.o \
	    addr.o rpcb_clnt.o timer.o xdr.o \
	    sunrpc_syms.o cache.o rpc_pipe.o \
	    svc_xprt.o \
	    xprtmultipath.o
sunrpc-$(CONFIG_SUNRPC_DEBUG) += debugfs.o
sunrpc-$(CONFIG_SUNRPC_BACKCHANNEL) += backchannel_rqst.o
sunrpc-$(CONFIG_PROC_FS) += stats.o
sunrpc-$(CONFIG_SYSCTL) += sysctl.o
olspan='2' class='oid'>5aeab5e0cb6ef404c894a18251588278b9432a2c /include/scsi/osd_sense.h parent546125d1614264d26080817d0c8cddb9b25081fa (diff)
svcrdma: avoid duplicate dma unmapping during error recovery
In rdma_read_chunk_frmr() when ib_post_send() fails, the error code path invokes ib_dma_unmap_sg() to unmap the sg list. It then invokes svc_rdma_put_frmr() which in turn tries to unmap the same sg list through ib_dma_unmap_sg() again. This second unmap is invalid and could lead to problems when the iova being unmapped is subsequently reused. Remove the call to unmap in rdma_read_chunk_frmr() and let svc_rdma_put_frmr() handle it. Fixes: 412a15c0fe53 ("svcrdma: Port to new memory registration API") Cc: stable@vger.kernel.org Signed-off-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com> Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Reviewed-by: Yuval Shaia <yuval.shaia@oracle.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'include/scsi/osd_sense.h')