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2026-03-20net: ethtool: re-order local includesMaxime Chevallier
Most local #include in the ethtool command handling is out of order, with either : #include "netlink.h" #include "common.h" or even : #include "netlink.h" #include "common.h" #include "bitset.h" One of the reasons is because bitset.h s lacking definitions for nlattr, netlink_ext_ack, ETH_GSTRING_LEN, and types such as u32, bool, etc. Make bitset.h standalone by including <linux/ethtool.h> for ETH_GSTRING_LEN, and <linux/netlink.h> for nlattr, netlink_ext_ack and the rest. While at it, take a pass on ethnl sources to re-order the local includes : - put them after the global includes - add a newline between global and local includes - alpha-sort the local includes One notable exception is the cmis.h include, that needs definitions from module_fw.h. Keep them in this order for now. Signed-off-by: Maxime Chevallier <maxime.chevallier@bootlin.com> Link: https://patch.msgid.link/20260319180555.1531386-1-maxime.chevallier@bootlin.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
2026-02-21Convert more 'alloc_obj' cases to default GFP_KERNEL argumentsLinus Torvalds
This converts some of the visually simpler cases that have been split over multiple lines. I only did the ones that are easy to verify the resulting diff by having just that final GFP_KERNEL argument on the next line. Somebody should probably do a proper coccinelle script for this, but for me the trivial script actually resulted in an assertion failure in the middle of the script. I probably had made it a bit _too_ trivial. So after fighting that far a while I decided to just do some of the syntactically simpler cases with variations of the previous 'sed' scripts. The more syntactically complex multi-line cases would mostly really want whitespace cleanup anyway. 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>
2025-11-03ethtool: netlink: add ETHTOOL_MSG_MSE_GET and wire up PHY MSE accessOleksij Rempel
Introduce the userspace entry point for PHY MSE diagnostics via ethtool netlink. This exposes the core API added previously and returns both capability information and one or more snapshots. Userspace sends ETHTOOL_MSG_MSE_GET. The reply carries: - ETHTOOL_A_MSE_CAPABILITIES: scale limits and timing information - ETHTOOL_A_MSE_CHANNEL_* nests: one or more snapshots (per-channel if available, otherwise WORST, otherwise LINK) Link down returns -ENETDOWN. Changes: - YAML: add attribute sets (mse, mse-capabilities, mse-snapshot) and the mse-get operation - UAPI (generated): add ETHTOOL_A_MSE_* enums and message IDs, ETHTOOL_MSG_MSE_GET/REPLY - ethtool core: add net/ethtool/mse.c implementing the request, register genl op, and hook into ethnl dispatch - docs: document MSE_GET in ethtool-netlink.rst The include/uapi/linux/ethtool_netlink_generated.h is generated from Documentation/netlink/specs/ethtool.yaml. Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> Link: https://patch.msgid.link/20251027122801.982364-3-o.rempel@pengutronix.de Signed-off-by: Jakub Kicinski <kuba@kernel.org>