#include "../cache.h" #include "progress.h" static void null_progress__update(struct ui_progress *p __maybe_unused) { } static struct ui_progress_ops null_progress__ops = { .update = null_progress__update, }; struct ui_progress_ops *ui_progress__ops = &null_progress__ops; void ui_progress__update(struct ui_progress *p, u64 adv) { p->curr += adv; if (p->curr >= p->next) { p->next += p->step; ui_progress__ops->update(p); } } void ui_progress__init(struct ui_progress *p, u64 total, const char *title) { p->curr = 0; p->next = p->step = total / 16; p->total = total; p->title = title; } void ui_progress__finish(void) { if (ui_progress__ops->finish) ui_progress__ops->finish(); } cgit.cgi/'>cgit logo index : net-next.git
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authorSriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>2017-01-09 16:00:44 +0530
committerJ. Bruce Fields <bfields@redhat.com>2017-01-12 16:14:47 -0500
commitce1ca7d2d140a1f4aaffd297ac487f246963dd2f (patch)
tree5aeab5e0cb6ef404c894a18251588278b9432a2c /net/ipv6/raw.c
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/ipv6/raw.c')