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#ifndef LINK_H
#define LINK_H

#include <stdint.h>
#include <sys/socket.h>
#include <linux/ethtool.h>
#include <linux/wireless.h>

#ifndef SPEED_UNKNOWN
#define SPEED_UNKNOWN           -1
#endif

#include "built_in.h"

extern int wireless_sigqual(const char *ifname, struct iw_statistics *stats);
extern int wireless_rangemax_sigqual(const char *ifname);
extern u32 wireless_bitrate(const char *ifname);
extern u32 ethtool_bitrate(const char *ifname);
extern int ethtool_drvinf(const char *ifname, struct ethtool_drvinfo *drvinf);
extern int ethtool_link(const char *ifname);

#endif /* LINK_H */
017-01-09 16:00:44 +0530 committerJ. Bruce Fields <bfields@redhat.com>2017-01-12 16:14:47 -0500 commitce1ca7d2d140a1f4aaffd297ac487f246963dd2f (patch) tree5aeab5e0cb6ef404c894a18251588278b9432a2c /net/8021q 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 'net/8021q')