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authorSainath Grandhi <sainath.grandhi@intel.com>2017-02-10 16:03:48 -0800
committerDavid S. Miller <davem@davemloft.net>2017-02-11 20:59:41 -0500
commitebc05ba7e8600b52a2a0c87a43105143368aca2a (patch)
treede9da1f26aa63eb1bea5b6f01b85fcd3fc26cade /net/key/af_key.c
parent635b8c8ecdd27142d7fdab0df334b2e9201481cf (diff)
tap: Tap character device creation/destroy API
This patch provides tap device create/destroy APIs in tap.c. Signed-off-by: Sainath Grandhi <sainath.grandhi@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/key/af_key.c')
0 files changed, 0 insertions, 0 deletions
ore+0xb4/0xc0 dev_attr_store+0x68/0xa0 sysfs_kf_write+0x80/0xb0 kernfs_fop_write+0x17c/0x250 __vfs_write+0x6c/0x1e0 vfs_write+0xd0/0x270 SyS_write+0x6c/0x110 system_call+0x38/0xe0 Examination of the queue showed a single reference (no PERCPU_COUNT_BIAS, and __PERCPU_REF_DEAD, __PERCPU_REF_ATOMIC set) and no requests. However, conditions at the time of the race are count of PERCPU_COUNT_BIAS + 0 and __PERCPU_REF_DEAD and __PERCPU_REF_ATOMIC set. The fix is to make the tryget routines use an actual boolean internally instead of the atomic long result truncated to a int. Fixes: e625305b3907 percpu-refcount: make percpu_ref based on longs instead of ints Link: https://bugzilla.kernel.org/show_bug.cgi?id=190751 Signed-off-by: Douglas Miller <dougmill@linux.vnet.ibm.com> Reviewed-by: Jens Axboe <axboe@fb.com> Signed-off-by: Tejun Heo <tj@kernel.org> Fixes: e625305b3907 ("percpu-refcount: make percpu_ref based on longs instead of ints") Cc: stable@vger.kernel.org # v3.18+
Diffstat (limited to 'fs/xfs/libxfs/xfs_dir2_priv.h')