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path: root/kernel/trace/ring_buffer.c
AgeCommit message (Expand)AuthorFilesLines
2021-11-18ring-buffer: Protect ring_buffer_reset() from reentrancySteven Rostedt (VMware)1-0/+5
2021-07-28tracing: Fix bug in rb_per_cpu_empty() that might cause deadloop.Haoran Luo1-4/+24
2021-03-09ring-buffer: Force before_stamp and write_stamp to be different on discardSteven Rostedt (VMware)1-0/+11
2020-12-30Revert: "ring-buffer: Remove HAVE_64BIT_ALIGNED_ACCESS"Steven Rostedt (VMware)1-4/+13
2020-11-30ring-buffer: Always check to put back before stamp when crossing pagesSteven Rostedt (VMware)1-8/+6
2020-11-30ring-buffer: Set the right timestamp in the slow path of __rb_reserve_next()Andrea Righi1-3/+3
2020-11-30ring-buffer: Update write stamp with the correct tsSteven Rostedt (VMware)1-1/+1
2020-11-02ring-buffer: Fix recursion protection transitions between interrupt contextSteven Rostedt (VMware)1-12/+46
2020-10-22ring-buffer: Update the description for ring_buffer_waitQiujun Huang1-1/+1
2020-10-22ring-buffer: Return 0 on success from ring_buffer_resize()Qiujun Huang1-4/+4
2020-10-15tracing: Fix race in trace_open and buffer resize callGaurav Kohli1-0/+10
2020-08-07Merge tag 'trace-v5.9' of git://git.kernel.org/pub/scm/linux/kernel/git/roste...Linus Torvalds1-145/+549
2020-07-16treewide: Remove uninitialized_var() usageKees Cook1-1/+1
2020-07-01ring-buffer: Do not trigger a WARN if clock going backwards is detectedSteven Rostedt (VMware)1-3/+21
2020-07-01ring-buffer: Call trace_clock_local() directly for RETPOLINE kernelsSteven Rostedt (VMware)1-1/+9
2020-07-01ring-buffer: Move the add_timestamp into its own functionSteven Rostedt (VMware)1-12/+20
2020-07-01ring-buffer: Consolidate add_timestamp to remove some branchesSteven Rostedt (VMware)1-66/+73
2020-06-30ring-buffer: Mark the !tail (crossing a page) as unlikelySteven Rostedt (VMware)1-1/+1
2020-06-30ring-buffer: speed up buffer resets by avoiding synchronize_rcu for each CPUNicholas Piggin1-14/+71
2020-06-30ring-buffer: Add rb_time_t 64 bit operations for speeding up 32 bitSteven Rostedt (VMware)1-27/+243
2020-06-30ring-buffer: Incorporate absolute timestamp into add_timestamp logicSteven Rostedt (VMware)1-18/+22
2020-06-30ring-buffer: Have nested events still record running time stampSteven Rostedt (VMware)1-95/+181
2020-06-23ring-buffer: Zero out time extend if it is nested and not absoluteSteven Rostedt (VMware)1-1/+1
2020-05-14ring-buffer: Remove all BUG() callsSteven Rostedt (VMware)1-6/+6
2020-05-14ring-buffer: Don't deactivate the ring buffer on failed iterator readsSteven Rostedt (VMware)1-15/+7
2020-03-27ring-buffer/tracing: Have iterator acknowledge dropped eventsSteven Rostedt (VMware)1-0/+16
2020-03-27ring-buffer: Do not disable recording when there is an iteratorSteven Rostedt (VMware)1-2/+0
2020-03-27ring-buffer: Make resize disable per cpu buffer instead of total bufferSteven Rostedt (VMware)1-13/+30
2020-03-19ring-buffer: Optimize rb_iter_head_event()Steven Rostedt (VMware)1-0/+3
2020-03-19ring-buffer: Do not die if rb_iter_peek() fails more than thriceSteven Rostedt (VMware)1-3/+10
2020-03-19ring-buffer: Have rb_iter_head_event() handle concurrent writerSteven Rostedt (VMware)1-31/+75
2020-03-19ring-buffer: Add page_stamp to iterator for synchronizationSteven Rostedt (VMware)1-3/+7
2020-03-19ring-buffer: Rename ring_buffer_read() to read_buffer_iter_advance()Steven Rostedt (VMware)1-17/+6
2020-03-19ring-buffer: Have ring_buffer_empty() not depend on tracing stoppedSteven Rostedt (VMware)1-2/+23
2020-01-21ring-buffer: Remove abandoned macro RB_MISSED_FLAGSAlex Shi1-2/+0
2020-01-14ring-buffer: Fix kernel doc for rb_update_event()Steven Rostedt (VMware)1-3/+3
2020-01-14ring-bufer: kernel-doc warning fixesFabian Frederick1-0/+3
2020-01-13tracing: Make struct ring_buffer less ambiguousSteven Rostedt (VMware)1-62/+62
2019-12-06Fix up for "printk: Drop pr_warning definition"Stephen Rothwell1-1/+1
2019-12-04tracing: Do not create directories if lockdown is in affectSteven Rostedt (VMware)1-0/+6
2019-05-28ring-buffer: Remove HAVE_64BIT_ALIGNED_ACCESSSteven Rostedt (VMware)1-13/+4
2019-05-15Merge tag 'trace-v5.2' of git://git.kernel.org/pub/scm/linux/kernel/git/roste...Linus Torvalds1-1/+1
2019-04-26trace: Fix preempt_enable_no_resched() abusePeter Zijlstra1-1/+1
2019-04-02ring-buffer: Fix ring buffer size in rb_write_something()YueHaibing1-1/+1
2019-03-13tracing: kdb: Fix ftdump to not sleepDouglas Anderson1-2/+3
2019-02-06ring-buffer: Remove unused function ring_buffer_page_len()Miroslav Benes1-14/+0
2018-12-31Merge tag 'trace-v4.21' of git://git.kernel.org/pub/scm/linux/kernel/git/rost...Linus Torvalds1-13/+81
2018-12-08tracing: Add tracefs file buffer_percentageSteven Rostedt (VMware)1-16/+23
2018-12-08ring-buffer: Add percentage of ring buffer full to wake up readerSteven Rostedt (VMware)1-5/+66
2018-11-27tracing: Replace synchronize_sched() and call_rcu_sched()Paul E. McKenney1-6/+6
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