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| author | Sergey V. Lobanov <svlobanov@users.noreply.github.com> | 2026-11-05 13:34:29 +0300 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2026-11-05 13:34:29 +0300 |
| commit | db64fd559adce94ad10b121649d87e250dbbf030 (patch) | |
| tree | d5bb8a4b8b7cc4dbe63d5789094a79c3d213810b | |
| parent | d80cdc61e82f7beb578f6c8232644f508ec95bb5 (diff) | |
| parent | b139b3b85f130b3f07eae278f3b34dee2a464a1b (diff) | |
| download | accel-ppp-db64fd559adce94ad10b121649d87e250dbbf030.tar.gz accel-ppp-db64fd559adce94ad10b121649d87e250dbbf030.zip | |
ipoe: probe netdevice.h for netns_local/netns_immutable
| -rw-r--r-- | drivers/ipoe/Makefile | 10 | ||||
| -rw-r--r-- | drivers/ipoe/ipoe.c | 8 |
2 files changed, 15 insertions, 3 deletions
diff --git a/drivers/ipoe/Makefile b/drivers/ipoe/Makefile index 22ea273d..059a5612 100644 --- a/drivers/ipoe/Makefile +++ b/drivers/ipoe/Makefile @@ -1,4 +1,14 @@ obj-m += ipoe.o +# The netns_local bit (6.12) was renamed to netns_immutable (6.15), and +# stable kernels backport the rename (6.12.114+), so LINUX_VERSION_CODE +# alone cannot tell which one the headers provide. Probe the header. +IPOE_NETDEVICE_H := $(srctree)/include/linux/netdevice.h +ifneq ($(shell grep -q 'netns_immutable:1' $(IPOE_NETDEVICE_H) 2>/dev/null && echo y),) +ccflags-y += -DHAVE_NETNS_IMMUTABLE +else ifneq ($(shell grep -q 'netns_local:1' $(IPOE_NETDEVICE_H) 2>/dev/null && echo y),) +ccflags-y += -DHAVE_NETNS_LOCAL +endif + default: make -C $(KDIR) M=$(PWD) modules diff --git a/drivers/ipoe/ipoe.c b/drivers/ipoe/ipoe.c index 251fec96..47dc6955 100644 --- a/drivers/ipoe/ipoe.c +++ b/drivers/ipoe/ipoe.c @@ -1135,7 +1135,7 @@ static int ipoe_ctrl_attached(void) /* Sessions are created through IPOE_CMD_CREATE, which also sets up the * private state. A device made by rtnetlink would have none of it, so * refuse 'ip link add ... type ipoe' explicitly. */ -#if LINUX_VERSION_CODE >= KERNEL_VERSION(6,13,0) +#if LINUX_VERSION_CODE >= KERNEL_VERSION(6,15,0) static int ipoe_newlink(struct net_device *dev, struct rtnl_newlink_params *params, struct netlink_ext_ack *extack) @@ -1215,9 +1215,11 @@ static void ipoe_netdev_setup(struct net_device *dev) dev->iflink = 0; #endif dev->addr_len = ETH_ALEN; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(6,15,0) + /* HAVE_NETNS_* come from the Makefile header probe; the version + * checks are only a fallback when the probe could not run. */ +#if defined(HAVE_NETNS_IMMUTABLE) || LINUX_VERSION_CODE >= KERNEL_VERSION(6,15,0) dev->netns_immutable = true; -#elif LINUX_VERSION_CODE >= KERNEL_VERSION(6,12,0) +#elif defined(HAVE_NETNS_LOCAL) || LINUX_VERSION_CODE >= KERNEL_VERSION(6,12,0) dev->netns_local = true; #else dev->features |= NETIF_F_NETNS_LOCAL; |