]> git.ipfire.org Git - thirdparty/kernel/linux.git/commit
RDMA: Add ib_is_udata_in_empty()
authorJason Gunthorpe <jgg@nvidia.com>
Tue, 3 Mar 2026 19:50:03 +0000 (15:50 -0400)
committerJason Gunthorpe <jgg@nvidia.com>
Sun, 8 Mar 2026 10:20:25 +0000 (06:20 -0400)
commit4c379ba04c110ba55182535140fda3a7f285d597
treedf686953895b4f373cdb98a24b4c9df7584c7275
parent14badc323ed7153c24a0a9c3175e594aaf1366c9
RDMA: Add ib_is_udata_in_empty()

If the driver doesn't yet support any request driver data it should check
that it is all zeroed. This is a common pattern, add a helper around
_ib_copy_validate_udata_in() to do this.

Link: https://patch.msgid.link/r/6-v3-bd56dd443069+49-bnxt_re_uapi_jgg@nvidia.com
Tested-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Acked-by: Sriharsha Basavapatna <sriharsha.basavapatna@broadcom.com>
Signed-off-by: Jason Gunthorpe <jgg@nvidia.com>
include/rdma/uverbs_ioctl.h