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| author | Greg Kroah-Hartman <gregkh@google.com> | 2018-08-09 16:08:00 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@google.com> | 2018-08-09 16:08:00 +0200 |
| commit | 5f8dcf617235a9a30f8ce3e80de4c0379187ad6c (patch) | |
| tree | 42c96d489bee557d21ea152497203c18caa1cb47 /kernel/trace/trace.c | |
| parent | a38145abaae3f624e5eac17087f8bfa225a35c88 (diff) | |
| parent | 8404ae6c8c9ff23a06cf38112e83002e1088bfe1 (diff) | |
Merge 4.4.147 into android-4.4-p
Changes in 4.4.147
scsi: qla2xxx: Fix ISP recovery on unload
scsi: qla2xxx: Return error when TMF returns
genirq: Make force irq threading setup more robust
nohz: Fix local_timer_softirq_pending()
netlink: Do not subscribe to non-existent groups
netlink: Don't shift with UB on nlk->ngroups
netlink: Don't shift on 64 for ngroups
ext4: fix false negatives *and* false positives in ext4_check_descriptors()
ACPI / PCI: Bail early in acpi_pci_add_bus() if there is no ACPI handle
ring_buffer: tracing: Inherit the tracing setting to next ring buffer
i2c: imx: Fix reinit_completion() use
jfs: Fix inconsistency between memory allocation and ea_buf->max_size
Linux 4.4.147
Change-Id: Idc51206c4c5d1ef15133c29109a083f82cbe2c28
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Diffstat (limited to 'kernel/trace/trace.c')
| -rw-r--r-- | kernel/trace/trace.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 293faa2ff763..6627647d8508 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1089,6 +1089,12 @@ update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu) arch_spin_lock(&tr->max_lock); + /* Inherit the recordable setting from trace_buffer */ + if (ring_buffer_record_is_set_on(tr->trace_buffer.buffer)) + ring_buffer_record_on(tr->max_buffer.buffer); + else + ring_buffer_record_off(tr->max_buffer.buffer); + buf = tr->trace_buffer.buffer; tr->trace_buffer.buffer = tr->max_buffer.buffer; tr->max_buffer.buffer = buf; |