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authorJonathan Lallinger <jonathan@ogc.us>2011-09-29 07:58:41 +0000
committerDavid S. Miller <davem@davemloft.net>2011-09-29 14:57:19 -0400
commit85a64889492b45f931ddac87ec09d84aa7347ee1 (patch)
tree1ceadcb10339e74551d6cb2ff6a09fcc83433655 /net/dns_resolver
parent605b91c8f619047ed6d88e24c531d4bdddad46f4 (diff)
downloadlinux-sh-85a64889492b45f931ddac87ec09d84aa7347ee1.tar.gz
RDSRDMA: Fix cleanup of rds_iw_mr_pool
In the rds_iw_mr_pool struct the free_pinned field keeps track of memory pinned by free MRs. While this field is incremented properly upon allocation, it is never decremented upon unmapping. This would cause the rds_rdma module to crash the kernel upon unloading, by triggering the BUG_ON in the rds_iw_destroy_mr_pool function. This change keeps track of the MRs that become unpinned, so that free_pinned can be decremented appropriately. Signed-off-by: Jonathan Lallinger <jonathan@ogc.us> Signed-off-by: Steve Wise <swise@ogc.us> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dns_resolver')
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