Dragos Tatulea
9ee811009a
vdpa/mlx5: Fix mr->initialized semantics
The mr->initialized flag is shared between the control vq and data vq part of the mr init/uninit. But if the control vq and data vq get placed in different ASIDs, it can happen that initializing the control vq will prevent the data vq mr from being initialized. This patch consolidates the control and data vq init parts into their own init functions. The mr->initialized will now be used for the data vq only. The control vq currently doesn't need a flag. The uninitializing part is also taken care of: mlx5_vdpa_destroy_mr got split into data and control vq functions which are now also ASID aware. Fixes: 8fcd20c30704 ("vdpa/mlx5: Support different address spaces for control and data") Signed-off-by: Dragos Tatulea <dtatulea@nvidia.com> Reviewed-by: Eugenio Pérez <eperezma@redhat.com> Reviewed-by: Gal Pressman <gal@nvidia.com> Message-Id: <20230802171231.11001-3-dtatulea@nvidia.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com> Acked-by: Jason Wang <jasowang@redhat.com>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
Description
Languages
C
97.6%
Assembly
1%
Shell
0.5%
Python
0.3%
Makefile
0.3%