/* SPDX-License-Identifier: GPL-2.0 */ #ifndef BLKTRACE_H #define BLKTRACE_H #include #include #include #include #include #if defined(CONFIG_BLK_DEV_IO_TRACE) #include struct blk_trace { int trace_state; struct rchan *rchan; unsigned long __percpu *sequence; unsigned char __percpu *msg_data; u16 act_mask; u64 start_lba; u64 end_lba; u32 pid; u32 dev; struct dentry *dir; struct dentry *dropped_file; struct dentry *msg_file; struct list_head running_list; atomic_t dropped; }; struct blkcg; extern int blk_trace_ioctl(struct block_device *, unsigned, char __user *); extern void blk_trace_shutdown(struct request_queue *); extern __printf(3, 4) void __trace_note_message(struct blk_trace *, struct blkcg *blkcg, const char *fmt, ...); /** * blk_add_trace_msg - Add a (simple) message to the blktrace stream * @q: queue the io is for * @fmt: format to print message in * args... Variable argument list for format * * Description: * Records a (simple) message onto the blktrace stream. * * NOTE: BLK_TN_MAX_MSG characters are output at most. * NOTE: Can not use 'static inline' due to presence of var args... * **/ #define blk_add_cgroup_trace_msg(q, cg, fmt, ...) \ do { \ struct blk_trace *bt; \ \ rcu_read_lock(); \ bt = rcu_dereference((q)->blk_trace); \ if (unlikely(bt)) \ __trace_note_message(bt, cg, fmt, ##__VA_ARGS__);\ rcu_read_unlock(); \ } while (0) #define blk_add_trace_msg(q, fmt, ...) \ blk_add_cgroup_trace_msg(q, NULL, fmt, ##__VA_ARGS__) #define BLK_TN_MAX_MSG 128 static inline bool blk_trace_note_message_enabled(struct request_queue *q) { struct blk_trace *bt; bool ret; rcu_read_lock(); bt = rcu_dereference(q->blk_trace); ret = bt && (bt->act_mask & BLK_TC_NOTIFY); rcu_read_unlock(); return ret; } extern void blk_add_driver_data(struct request_queue *q, struct request *rq, void *data, size_t len); extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev, struct block_device *bdev, char __user *arg); extern int blk_trace_startstop(struct request_queue *q, int start); extern int blk_trace_remove(struct request_queue *q); extern void blk_trace_remove_sysfs(struct device *dev); extern int blk_trace_init_sysfs(struct device *dev); extern struct attribute_group blk_trace_attr_group; #else /* !CONFIG_BLK_DEV_IO_TRACE */ # define blk_trace_ioctl(bdev, cmd, arg) (-ENOTTY) # define blk_trace_shutdown(q) do { } while (0) # define blk_add_driver_data(q, rq, data, len) do {} while (0) # define blk_trace_setup(q, name, dev, bdev, arg) (-ENOTTY) # define blk_trace_startstop(q, start) (-ENOTTY) # define blk_trace_remove(q) (-ENOTTY) # define blk_add_trace_msg(q, fmt, ...) do { } while (0) # define blk_add_cgroup_trace_msg(q, cg, fmt, ...) do { } while (0) # define blk_trace_remove_sysfs(dev) do { } while (0) # define blk_trace_note_message_enabled(q) (false) static inline int blk_trace_init_sysfs(struct device *dev) { return 0; } #endif /* CONFIG_BLK_DEV_IO_TRACE */ #ifdef CONFIG_COMPAT struct compat_blk_user_trace_setup { char name[BLKTRACE_BDEV_SIZE]; u16 act_mask; u32 buf_size; u32 buf_nr; compat_u64 start_lba; compat_u64 end_lba; u32 pid; }; #define BLKTRACESETUP32 _IOWR(0x12, 115, struct compat_blk_user_trace_setup) #endif extern void blk_fill_rwbs(char *rwbs, unsigned int op, int bytes); static inline sector_t blk_rq_trace_sector(struct request *rq) { /* * Tracing should ignore starting sector for passthrough requests and * requests where starting sector didn't get set. */ if (blk_rq_is_passthrough(rq) || blk_rq_pos(rq) == (sector_t)-1) return 0; return blk_rq_pos(rq); } static inline unsigned int blk_rq_trace_nr_sectors(struct request *rq) { return blk_rq_is_passthrough(rq) ? 0 : blk_rq_sectors(rq); } #endif 4.15.y'>linux-4.15.y Hosts the 0x221E linux distro kernel.Ubuntu

summary refs log tree commit diff

path: root/drivers/net/ethernet/cavium/thunder

Age	Commit message (Expand)	Author
2021-01-08	net, xdp: Introduce xdp_prepare_buff utility routine	Lorenzo Bianconi
2021-01-08	net, xdp: Introduce xdp_init_buff utility routine	Lorenzo Bianconi
2020-12-04	Merge https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next	Jakub Kicinski
2020-12-01	xsk: Propagate napi_id to XDP socket Rx path	Björn Töpel
2020-11-23	net: don't include ethtool.h from netdevice.h	Jakub Kicinski
2020-10-10	net: thunderx: Use struct_size() helper in kmalloc()	Gustavo A. R. Silva
2020-09-14	liquidio: convert tasklets to use new tasklet_setup() API	Allen Pais
2020-08-23	treewide: Use fallthrough pseudo-keyword	Gustavo A. R. Silva
2020-08-05	net: thunderx: initialize VF's mailbox mutex before first usage	Dean Nelson
2020-08-04	net: thunderx: use spin_lock_bh in nicvf_set_rx_mode_task()	Xin Long
2020-07-25	bpf, xdp: Remove XDP_QUERY_PROG and XDP_QUERY_PROG_HW XDP commands	Andrii Nakryiko
2020-06-18	net: tso: cache transport header length	Eric Dumazet
2020-05-14	net: thunderx: Add XDP frame size	Jesper Dangaard Brouer
2020-03-23	net: thunderx: remove set but not used variable 'tail'	Zheng zengkai
2020-03-03	net/cavium: Clean driver versions	Leon Romanovsky
2020-03-02	net: thunderx: Reduce mbox wait response time.	Geetha sowjanya
2020-03-02	net: thunderx: Adjust CQE_RX drop levels for better performance	Sunil Goutham
2020-02-20	net: thunderx: workaround BGX TX Underflow issue	Tim Harvey
2020-02-08	net: thunderx: use proper interface type for RGMII	Tim Harvey
2019-12-12	netdev: pass the stuck queue to the timeout handler	Michael S. Tsirkin
2019-12-05	net: thunderx: start phy before starting autonegotiation	Mian Yousaf Kaukab
2019-11-18	bpf: Convert bpf_prog refcnt to atomic64_t	Andrii Nakryiko
2019-10-29	cavium: thunder: Fix use true/false for bool type	Saurav Girepunje
2019-08-06	Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net	David S. Miller
2019-07-30	net: Use skb_frag_off accessors	Jonathan Lemon
2019-07-23	net: thunderx: Use fwnode_get_mac_address()	Andy Shevchenko
2019-07-22	net: Use skb accessors in network drivers	Matthew Wilcox (Oracle)