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path: root/net/devlink/trap.c
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2026-02-21Convert 'alloc_obj' family to use the new default GFP_KERNEL argumentLinus Torvalds
This was done entirely with mindless brute force, using git grep -l '\<k[vmz]*alloc_objs*(.*, GFP_KERNEL)' | xargs sed -i 's/\(alloc_objs*(.*\), GFP_KERNEL)/\1)/' to convert the new alloc_obj() users that had a simple GFP_KERNEL argument to just drop that argument. Note that due to the extreme simplicity of the scripting, any slightly more complex cases spread over multiple lines would not be triggered: they definitely exist, but this covers the vast bulk of the cases, and the resulting diff is also then easier to check automatically. For the same reason the 'flex' versions will be done as a separate conversion. Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
2026-02-21treewide: Replace kmalloc with kmalloc_obj for non-scalar typesKees Cook
This is the result of running the Coccinelle script from scripts/coccinelle/api/kmalloc_objs.cocci. The script is designed to avoid scalar types (which need careful case-by-case checking), and instead replace kmalloc-family calls that allocate struct or union object instances: Single allocations: kmalloc(sizeof(TYPE), ...) are replaced with: kmalloc_obj(TYPE, ...) Array allocations: kmalloc_array(COUNT, sizeof(TYPE), ...) are replaced with: kmalloc_objs(TYPE, COUNT, ...) Flex array allocations: kmalloc(struct_size(PTR, FAM, COUNT), ...) are replaced with: kmalloc_flex(*PTR, FAM, COUNT, ...) (where TYPE may also be *VAR) The resulting allocations no longer return "void *", instead returning "TYPE *". Signed-off-by: Kees Cook <kees@kernel.org>
2024-10-29devlink: use devlink_nl_put_u64() helperPrzemek Kitszel
Use devlink_nl_put_u64() shortcut added by prev commit on all devlink/. Reviewed-by: Wojciech Drewek <wojciech.drewek@intel.com> Reviewed-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Joe Damato <jdamato@fastly.com> Signed-off-by: Przemek Kitszel <przemyslaw.kitszel@intel.com> Link: https://patch.msgid.link/20241023131248.27192-3-przemyslaw.kitszel@intel.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-12-19devlink: introduce a helper for netlink multicast sendJiri Pirko
Introduce a helper devlink_nl_notify_send() so each object notification function does not have to call genlmsg_multicast_netns() with the same arguments. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-12-19devlink: send notifications only if there are listenersJiri Pirko
Introduce devlink_nl_notify_need() helper and using it to check at the beginning of notification functions to avoid overhead of composing notification messages in case nobody listens. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-12-19devlink: use devl_is_registered() helper instead xa_get_mark()Jiri Pirko
Instead of checking the xarray mark directly using xa_get_mark() helper use devl_is_registered() helper which wraps it up. Note that there are couple more users of xa_get_mark() left which are going to be handled by the next patch. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-10-23devlink: rename netlink callback to be aligned with the generated onesJiri Pirko
All remaining doit and dumpit netlink callback functions are going to be used by generated split ops. They expect certain name format. Rename the callback to be aligned with generated names. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Reviewed-by: Jacob Keller <jacob.e.keller@intel.com> Link: https://lore.kernel.org/r/20231021112711.660606-8-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2023-08-28devlink: push trap related code into separate fileJiri Pirko
Cut out another chunk from leftover.c and put trap related code into a separate file. Signed-off-by: Jiri Pirko <jiri@nvidia.com> Link: https://lore.kernel.org/r/20230828061657.300667-11-jiri@resnulli.us Signed-off-by: Jakub Kicinski <kuba@kernel.org>