On Wed, 2016-13-07 at 21:17:11 UTC, Ian Munsie wrote: > From: Ian Munsie <imun...@au1.ibm.com> > > The CX4 card cannot cope with a context with PE=0 due to a hardware > limitation, resulting in: > > [ 34.166577] command failed, status limits exceeded(0x8), syndrome 0x5a7939 > [ 34.166580] mlx5_core 0000:01:00.1: Failed allocating uar, aborting > > Since the kernel API allocates a default context very early during > device init that will almost certainly get Process Element ID 0 there is > no easy way for us to extend the API to allow the Mellanox to inform us > of this limitation ahead of time. > > Instead, work around the issue by extending the XSL structure to include > a minimum PE to allocate. Although the bug is not in the XSL, it is the > easiest place to work around this limitation given that the CX4 is > currently the only card that uses an XSL. > > Signed-off-by: Ian Munsie <imun...@au1.ibm.com> > Reviewed-by: Andrew Donnellan <andrew.donnel...@au1.ibm.com> > Reviewed-by: Frederic Barrat <fbar...@linux.vnet.ibm.com>
Applied to powerpc next, thanks. https://git.kernel.org/powerpc/c/f67a6722d650b864b020b19b39 cheers _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
