+/* SPDX-License-Identifier: GPL-2.0-only */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM writeback
#include <linux/tracepoint.h>
#include <linux/backing-dev.h>
#include <linux/writeback.h>
-#include <linux/version.h>
#ifndef _TRACE_WRITEBACK_DEF_
#define _TRACE_WRITEBACK_DEF_
-/*
- * Vanilla kernels before 4.0 do not implement inode_to_bdi
- * RHEL kernels before 3.10.0-327.10.1 do not implement inode_to_bdi
- * RHEL kernel 3.10.0-327.10.1 has inode_to_bdi
- * RHEL kernel 3.10.0-327.13.1 includes a partial merge of upstream
- * commit a212b105b07d75b48b1a166378282e8a77fbf53d which inlines
- * inode_to_bdi but not sb_is_blkdev_sb making it unusable by modules.
- */
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0))
-static inline struct backing_dev_info *lttng_inode_to_bdi(struct inode *inode)
-{
- struct super_block *sb;
-
- if (!inode)
- return &noop_backing_dev_info;
-
- sb = inode->i_sb;
-
- if (strcmp(sb->s_type->name, "bdev") == 0)
- return inode->i_mapping->backing_dev_info;
-
- return sb->s_bdi;
-}
-#else
static inline struct backing_dev_info *lttng_inode_to_bdi(struct inode *inode)
{
return inode_to_bdi(inode);
}
-#endif /* #if (LINUX_VERSION_CODE < KERNEL_VERSION(4,0,0)) */
#endif
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0))
#define show_inode_state(state) \
__print_flags(state, "|", \
{I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \
{I_DIRTY_TIME_EXPIRED, "I_DIRTY_TIME_EXPIRED"}, \
{I_REFERENCED, "I_REFERENCED"} \
)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */
-#define show_inode_state(state) \
- __print_flags(state, "|", \
- {I_DIRTY_SYNC, "I_DIRTY_SYNC"}, \
- {I_DIRTY_DATASYNC, "I_DIRTY_DATASYNC"}, \
- {I_DIRTY_PAGES, "I_DIRTY_PAGES"}, \
- {I_NEW, "I_NEW"}, \
- {I_WILL_FREE, "I_WILL_FREE"}, \
- {I_FREEING, "I_FREEING"}, \
- {I_CLEAR, "I_CLEAR"}, \
- {I_SYNC, "I_SYNC"}, \
- {I_REFERENCED, "I_REFERENCED"} \
- )
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0))
LTTNG_TRACEPOINT_EVENT(writeback_dirty_page,
TP_PROTO(struct page *page, struct address_space *mapping),
LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start)
LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode)
-#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0))
-
-LTTNG_TRACEPOINT_EVENT(writeback_dirty_page,
- TP_PROTO(struct page *page, struct address_space *mapping),
- TP_ARGS(page, mapping),
- TP_FIELDS(
- ctf_array_text(char, name,
- mapping ? dev_name(mapping->backing_dev_info->dev) : "(unknown)", 32)
- ctf_integer(unsigned long, ino, mapping ? mapping->host->i_ino : 0)
- ctf_integer(pgoff_t, index, page->index)
- )
-)
-
-LTTNG_TRACEPOINT_EVENT_CLASS(writeback_dirty_inode_template,
- TP_PROTO(struct inode *inode, int flags),
- TP_ARGS(inode, flags),
- TP_FIELDS(
- /* may be called for files on pseudo FSes w/ unregistered bdi */
- ctf_array_text(char, name,
- inode->i_mapping->backing_dev_info->dev ?
- dev_name(inode->i_mapping->backing_dev_info->dev)
- : "(unknown)", 32)
- ctf_integer(unsigned long, ino, inode->i_ino)
- ctf_integer(unsigned long, flags, flags)
- )
-)
-#define LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(name) \
-LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_dirty_inode_template, name, \
- TP_PROTO(struct inode *inode, int flags), \
- TP_ARGS(inode, flags))
-LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode_start)
-LTTNG_TRACEPOINT_EVENT_WRITEBACK_DIRTY_INODE_TEMPLATE(writeback_dirty_inode)
-
-LTTNG_TRACEPOINT_EVENT_CLASS(writeback_write_inode_template,
- TP_PROTO(struct inode *inode, struct writeback_control *wbc),
- TP_ARGS(inode, wbc),
- TP_FIELDS(
- ctf_array_text(char, name,
- dev_name(inode->i_mapping->backing_dev_info->dev), 32)
- ctf_integer(unsigned long, ino, inode->i_ino)
- ctf_integer(int, sync_mode, wbc->sync_mode)
- )
-)
-
-#define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(name) \
-LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_write_inode_template, name, \
- TP_PROTO(struct inode *inode, struct writeback_control *wbc), \
- TP_ARGS(inode, wbc))
-LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode_start)
-LTTNG_TRACEPOINT_EVENT_WRITEBACK_WRITE_INODE(writeback_write_inode)
-
-#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3,9,0)) */
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))
-
LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class,
TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work),
TP_ARGS(wb, work),
)
)
-#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0))
-
-LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class,
- TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work),
- TP_ARGS(bdi, work),
- TP_FIELDS(
- ctf_array_text(char, name, bdi->dev ? dev_name(bdi->dev) :
- "(unknown)", 32)
- )
-)
-
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */
-
-LTTNG_TRACEPOINT_EVENT_CLASS(writeback_work_class,
- TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work),
- TP_ARGS(bdi, work),
- TP_FIELDS(
- ctf_array_text(char, name,
- dev_name(bdi->dev ? bdi->dev :
- default_backing_dev_info.dev), 32)
- )
-)
-
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,0,0)) */
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))
-
#define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \
LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \
TP_PROTO(struct bdi_writeback *wb, struct wb_writeback_work *work), \
TP_ARGS(wb, work))
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
-
-#define LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(name) \
-LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_work_class, name, \
- TP_PROTO(struct backing_dev_info *bdi, struct wb_writeback_work *work), \
- TP_ARGS(bdi, work))
-
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
-
LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_nothread)
LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_queue)
LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_exec)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0))
LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_start)
LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_written)
LTTNG_TRACEPOINT_EVENT_WRITEBACK_WORK_INSTANCE(writeback_wait)
-#endif
LTTNG_TRACEPOINT_EVENT(writeback_pages_written,
TP_PROTO(long pages_written),
)
)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))
-
LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class,
TP_PROTO(struct bdi_writeback *wb),
TP_ARGS(wb),
)
)
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
-
-LTTNG_TRACEPOINT_EVENT_CLASS(writeback_class,
- TP_PROTO(struct backing_dev_info *bdi),
- TP_ARGS(bdi),
- TP_FIELDS(
- ctf_array_text(char, name,
- dev_name(bdi->dev), 32)
- )
-)
-
-#undef DEFINE_WRITEBACK_EVENT
-#define DEFINE_WRITEBACK_EVENT(name) \
-LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_class, name, \
- TP_PROTO(struct backing_dev_info *bdi), \
- TP_ARGS(bdi))
-
-#define DEFINE_WRITEBACK_EVENT_MAP(name, map) \
-LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_class, name, map, \
- TP_PROTO(struct backing_dev_info *bdi), \
- TP_ARGS(bdi))
-
-DEFINE_WRITEBACK_EVENT(writeback_bdi_register)
-
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
-
DEFINE_WRITEBACK_EVENT(writeback_nowork)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38))
DEFINE_WRITEBACK_EVENT(writeback_wake_background)
-#endif
DEFINE_WRITEBACK_EVENT(writeback_wake_thread)
DEFINE_WRITEBACK_EVENT(writeback_wake_forker_thread)
DEFINE_WRITEBACK_EVENT(writeback_bdi_unregister)
DEFINE_WRITEBACK_EVENT(writeback_thread_start)
DEFINE_WRITEBACK_EVENT(writeback_thread_stop)
-#if (LTTNG_KERNEL_RANGE(3,1,0, 3,2,0))
-DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_start, writeback_balance_dirty_start)
-DEFINE_WRITEBACK_EVENT_MAP(balance_dirty_wait, writeback_balance_dirty_wait)
-
-LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_written,
-
- writeback_balance_dirty_written,
-
- TP_PROTO(struct backing_dev_info *bdi, int written),
-
- TP_ARGS(bdi, written),
-
- TP_FIELDS(
- ctf_array_text(char, name, dev_name(bdi->dev), 32)
- ctf_integer(int, written, written)
- )
-)
-#endif
LTTNG_TRACEPOINT_EVENT_CLASS(writeback_wbc_class,
TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi),
ctf_integer(int, for_background, wbc->for_background)
ctf_integer(int, for_reclaim, wbc->for_reclaim)
ctf_integer(int, range_cyclic, wbc->range_cyclic)
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0))
- ctf_integer(int, more_io, wbc->more_io)
- ctf_integer(unsigned long, older_than_this,
- wbc->older_than_this ? *wbc->older_than_this : 0)
-#endif
ctf_integer(long, range_start, (long) wbc->range_start)
ctf_integer(long, range_end, (long) wbc->range_end)
)
LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(writeback_wbc_class, name, map, \
TP_PROTO(struct writeback_control *wbc, struct backing_dev_info *bdi), \
TP_ARGS(wbc, bdi))
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,1,0))
-LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_start, writeback_wbc_writeback_start)
-LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_written, writeback_wbc_writeback_written)
-LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writeback_wait, writeback_wbc_writeback_wait)
-LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_start, writeback_wbc_balance_dirty_start)
-LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_written, writeback_wbc_balance_dirty_written)
-LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_balance_dirty_wait, writeback_wbc_balance_dirty_wait)
-#endif
LTTNG_TRACEPOINT_EVENT_WBC_INSTANCE(wbc_writepage, writeback_wbc_writepage)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0))
LTTNG_TRACEPOINT_EVENT(writeback_queue_io,
TP_PROTO(struct bdi_writeback *wb,
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
struct wb_writeback_work *work,
-#else
- unsigned long *older_than_this,
-#endif
int moved),
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
TP_ARGS(wb, work, moved),
-#else
- TP_ARGS(wb, older_than_this, moved),
-#endif
TP_FIELDS(
ctf_array_text(char, name, dev_name(wb->bdi->dev), 32)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
-#else
- ctf_integer(unsigned long, older,
- older_than_this ? *older_than_this : 0)
- ctf_integer(long, age,
- older_than_this ?
- (jiffies - *older_than_this) * 1000 / HZ
- : -1)
-#endif
ctf_integer(int, moved, moved)
)
)
writeback_global_dirty_state,
- TP_PROTO(unsigned long background_thresh,
+ TP_PROTO(struct wb_domain *domain,
+ unsigned long background_thresh,
unsigned long dirty_thresh
),
- TP_ARGS(background_thresh,
+ TP_ARGS(domain,
+ background_thresh,
dirty_thresh
),
TP_FIELDS(
- ctf_integer(unsigned long, nr_dirty, global_page_state(NR_FILE_DIRTY))
- ctf_integer(unsigned long, nr_writeback, global_page_state(NR_WRITEBACK))
- ctf_integer(unsigned long, nr_unstable, global_page_state(NR_UNSTABLE_NFS))
- ctf_integer(unsigned long, nr_dirtied, global_page_state(NR_DIRTIED))
- ctf_integer(unsigned long, nr_written, global_page_state(NR_WRITTEN))
+ ctf_integer(unsigned long, nr_dirty, global_node_page_state(NR_FILE_DIRTY))
+ ctf_integer(unsigned long, nr_writeback, global_node_page_state(NR_WRITEBACK))
+ ctf_integer(unsigned long, nr_unstable, global_node_page_state(NR_UNSTABLE_NFS))
+ ctf_integer(unsigned long, nr_dirtied, global_node_page_state(NR_DIRTIED))
+ ctf_integer(unsigned long, nr_written, global_node_page_state(NR_WRITTEN))
ctf_integer(unsigned long, background_thresh, background_thresh)
ctf_integer(unsigned long, dirty_thresh, dirty_thresh)
- ctf_integer(unsigned long, dirty_limit, global_dirty_limit)
+ ctf_integer(unsigned long, dirty_limit, domain->dirty_limit)
)
)
-#endif
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0))
#define KBps(x) ((x) << (PAGE_SHIFT - 10))
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))
-
LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit,
writeback_bdi_dirty_ratelimit,
)
)
-#elif (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0))
-
-LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit,
-
- writeback_bdi_dirty_ratelimit,
-
- TP_PROTO(struct backing_dev_info *bdi,
- unsigned long dirty_rate,
- unsigned long task_ratelimit),
-
- TP_ARGS(bdi, dirty_rate, task_ratelimit),
-
- TP_FIELDS(
- ctf_array_text(char, bdi, dev_name(bdi->dev), 32)
- ctf_integer(unsigned long, write_bw, KBps(bdi->wb.write_bandwidth))
- ctf_integer(unsigned long, avg_write_bw, KBps(bdi->wb.avg_write_bandwidth))
- ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate))
- ctf_integer(unsigned long, dirty_ratelimit, KBps(bdi->wb.dirty_ratelimit))
- ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit))
- ctf_integer(unsigned long, balanced_dirty_ratelimit,
- KBps(bdi->wb.balanced_dirty_ratelimit))
- )
-)
-
-#else /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */
-
-LTTNG_TRACEPOINT_EVENT_MAP(bdi_dirty_ratelimit,
-
- writeback_bdi_dirty_ratelimit,
-
- TP_PROTO(struct backing_dev_info *bdi,
- unsigned long dirty_rate,
- unsigned long task_ratelimit),
-
- TP_ARGS(bdi, dirty_rate, task_ratelimit),
-
- TP_FIELDS(
- ctf_array_text(char, bdi, dev_name(bdi->dev), 32)
- ctf_integer(unsigned long, write_bw, KBps(bdi->write_bandwidth))
- ctf_integer(unsigned long, avg_write_bw, KBps(bdi->avg_write_bandwidth))
- ctf_integer(unsigned long, dirty_rate, KBps(dirty_rate))
- ctf_integer(unsigned long, dirty_ratelimit, KBps(bdi->dirty_ratelimit))
- ctf_integer(unsigned long, task_ratelimit, KBps(task_ratelimit))
- ctf_integer(unsigned long, balanced_dirty_ratelimit,
- KBps(bdi->balanced_dirty_ratelimit))
- )
-)
-
-#endif /* #else #if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,2,0)) */
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0))
-
LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages,
writeback_balance_dirty_pages,
- TP_PROTO(struct bdi_writeback *wb,
- unsigned long thresh,
- unsigned long bg_thresh,
- unsigned long dirty,
- unsigned long bdi_thresh,
- unsigned long bdi_dirty,
+ TP_PROTO(struct wb_domain *domain,
+ struct bdi_writeback *wb,
+ struct dirty_throttle_control *sdtc,
unsigned long dirty_ratelimit,
unsigned long task_ratelimit,
unsigned long dirtied,
long pause,
unsigned long start_time),
- TP_ARGS(wb, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty,
+ TP_ARGS(domain, wb, sdtc,
dirty_ratelimit, task_ratelimit,
dirtied, period, pause, start_time
),
TP_FIELDS(
ctf_array_text(char, bdi, dev_name(wb->bdi->dev), 32)
- ctf_integer(unsigned long, limit, global_dirty_limit)
+ ctf_integer(unsigned long, limit, domain->dirty_limit)
ctf_integer(unsigned long, setpoint,
- (global_dirty_limit + (thresh + bg_thresh) / 2) / 2)
- ctf_integer(unsigned long, dirty, dirty)
+ (domain->dirty_limit + (sdtc->thresh + sdtc->bg_thresh) / 2) / 2)
+ ctf_integer(unsigned long, dirty, sdtc->dirty)
ctf_integer(unsigned long, bdi_setpoint,
- ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) *
- bdi_thresh / (thresh + 1))
- ctf_integer(unsigned long, bdi_dirty, bdi_dirty)
+ ((domain->dirty_limit + (sdtc->thresh + sdtc->bg_thresh) / 2) / 2) *
+ sdtc->wb_thresh / (sdtc->thresh + 1))
+ ctf_integer(unsigned long, bdi_dirty, sdtc->wb_dirty)
ctf_integer(unsigned long, dirty_ratelimit,
KBps(dirty_ratelimit))
ctf_integer(unsigned long, task_ratelimit,
)
)
-#else /* #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
-
-LTTNG_TRACEPOINT_EVENT_MAP(balance_dirty_pages,
-
- writeback_balance_dirty_pages,
-
- TP_PROTO(struct backing_dev_info *bdi,
- unsigned long thresh,
- unsigned long bg_thresh,
- unsigned long dirty,
- unsigned long bdi_thresh,
- unsigned long bdi_dirty,
- unsigned long dirty_ratelimit,
- unsigned long task_ratelimit,
- unsigned long dirtied,
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
- unsigned long period,
-#endif
- long pause,
- unsigned long start_time),
-
- TP_ARGS(bdi, thresh, bg_thresh, dirty, bdi_thresh, bdi_dirty,
- dirty_ratelimit, task_ratelimit,
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
- dirtied, period, pause, start_time
-#else
- dirtied, pause, start_time
-#endif
- ),
-
- TP_FIELDS(
- ctf_array_text(char, bdi, dev_name(bdi->dev), 32)
- ctf_integer(unsigned long, limit, global_dirty_limit)
- ctf_integer(unsigned long, setpoint,
- (global_dirty_limit + (thresh + bg_thresh) / 2) / 2)
- ctf_integer(unsigned long, dirty, dirty)
- ctf_integer(unsigned long, bdi_setpoint,
- ((global_dirty_limit + (thresh + bg_thresh) / 2) / 2) *
- bdi_thresh / (thresh + 1))
- ctf_integer(unsigned long, bdi_dirty, bdi_dirty)
- ctf_integer(unsigned long, dirty_ratelimit,
- KBps(dirty_ratelimit))
- ctf_integer(unsigned long, task_ratelimit,
- KBps(task_ratelimit))
- ctf_integer(unsigned int, dirtied, dirtied)
- ctf_integer(unsigned int, dirtied_pause,
- current->nr_dirtied_pause)
- ctf_integer(unsigned long, paused,
- (jiffies - start_time) * 1000 / HZ)
- ctf_integer(long, pause, pause * 1000 / HZ)
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,3,0))
- ctf_integer(unsigned long, period,
- period * 1000 / HZ)
- ctf_integer(long, think,
- current->dirty_paused_when == 0 ? 0 :
- (long)(jiffies - current->dirty_paused_when) * 1000/HZ)
-#endif
- )
-)
-#endif /* #else #if LINUX_VERSION_CODE >= KERNEL_VERSION(4,3,0)) */
-
-#endif /* #if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,2,0)) */
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,5,0))
LTTNG_TRACEPOINT_EVENT(writeback_sb_inodes_requeue,
TP_PROTO(struct inode *inode),
ctf_integer(unsigned long, dirtied_when, inode->dirtied_when)
)
)
-#endif
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,37))
LTTNG_TRACEPOINT_EVENT_CLASS(writeback_congest_waited_template,
TP_PROTO(unsigned int usec_timeout, unsigned int usec_delayed),
TP_ARGS(usec_timeout, usec_delayed)
)
-#endif
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0))
LTTNG_TRACEPOINT_EVENT_CLASS(writeback_single_inode_template,
TP_PROTO(struct inode *inode,
)
)
-#if (LINUX_VERSION_CODE < KERNEL_VERSION(3,5,0))
-LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode_requeue,
- TP_PROTO(struct inode *inode,
- struct writeback_control *wbc,
- unsigned long nr_to_write),
- TP_ARGS(inode, wbc, nr_to_write)
-)
-#endif
-
LTTNG_TRACEPOINT_EVENT_INSTANCE(writeback_single_inode_template, writeback_single_inode,
TP_PROTO(struct inode *inode,
struct writeback_control *wbc,
unsigned long nr_to_write),
TP_ARGS(inode, wbc, nr_to_write)
)
-#endif
#endif /* LTTNG_TRACE_WRITEBACK_H */