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Add urb tracepoints for host mode.
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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This adds tracepoints to dump musb interrupt events.
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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This adds tracepoints to musb register read/write wrappers to get
trace log for register access.
The default tacepoint log prefix here would be musb_readX/writeX(),
which is not much helpful. So this patch let the tracepoints use
__buildin_return_address(0) to print the caller funciton name to
provide more context of the register access.
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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musb core already exports the register read/write wrappers, so clean up
the duplication in dsps glue.
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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Switch dev_dbg() to tracepoint debug musb_dbg().
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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To avoid printk() overhead while debugging, this patch implements the
foundation of tracepoints logging for musb driver to make debug
easier.
Signed-off-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux into perf/core
Pull perf/core improvements and fixes from Arnaldo Carvalho de Melo:
User visible changes:
- Allow reading from a backward ring buffer (one setup via sys_perf_event_open()
with perf_event_attr.write_backward = 1) (Wang Nan)
Infrastructure changes:
- Fix the build on Android NDK r12b (initially just for ARM), that is now port
of my perf-build container collection and will get tested prior to sending
patches upstream (Arnaldo Carvalho de Melo)
- Add correct header for IPv6 definitions
- Fix bitsperlong.h fallout (Arnaldo Carvalho de Melo, Peter Zijlstra)
- Use base 0 (auto) in filename__read_ull(), so that we can handle hex values too (Jiri Olsa)
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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If there were less than 2 entries in the multipath list, then
xprt_iter_next_entry_multiple() would never advance beyond the
first entry, which is correct for round robin behaviour, but not
for the list iteration.
The end result would be infinite looping in rpc_clnt_iterate_for_each_xprt()
as we would never see the xprt == NULL condition fulfilled.
Reported-by: Oleg Drokin <green@linuxhacker.ru>
Fixes: 80b14d5e61ca ("SUNRPC: Add a structure to track multiple transports")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
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The enables control of the SHT31 sensors heating element that can turned
on to remove excess humidity.
Cc: Guenter Roeck <linux@roeck-us.net>
Cc: David Frey <david.frey@sensirion.com>
Signed-off-by: Matt Ranostay <mranostay@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Jassi Brar <jassisinghbrar@gmail.com>
Cc: Linus Walleij <linus.walleij@linaro.org>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
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drivers should ensure that tasklets are killed, so that they can't be
run after driver remove is executed
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Mario Six <mario.six@gdsys.cc>
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drivers should ensure that tasklets are killed, so that they can't be
run after driver remove is executed
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Guennadi Liakhovetski <g.liakhovetski+renesas@gmail.com>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Jonas Jensen <jonas.jensen@gmail.com>
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Sparse complains:
drivers/dma/mmp_tdma.c:407:22: warning: symbol 'mmp_tdma_alloc_descriptor' was not declared. Should it be static?
drivers/dma/mmp_tdma.c:595:17: warning: symbol 'mmp_tdma_xlate' was not declared. Should it be static?
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Qiao Zhou <zhouqiao@marvell.com>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Zhangfei Gao <zhangfei.gao@linaro.org>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Zhangfei Gao <zhangfei.gao@linaro.org>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Fabio Estevam <fabio.estevam@freescale.com>
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imxdma_probe function starting brace is wrongly indented, so fix that
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Sascha Hauer <s.hauer@pengutronix.de>
Cc: Linus Walleij <linus.walleij@linaro.org>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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drivers should ensure that tasklets are killed, so that they can't be
executed after driver remove is executed, so ensure they are killed.
This driver used vchan tasklets, so those need to be killed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Jingchang Lu <b35083@freescale.com>
Cc: Peter Griffin <peter.griffin@linaro.org>
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drivers should ensure that tasklets are killed, so that they can't be
executed after driver remove is executed, so ensure they are killed.
This driver used vchan tasklets, so those need to be killed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
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size_t should be printed with %zu, not %lu as driver did, so fix these
warning by doing this change
drivers/dma/fsl_raid.c: In function 'fsl_re_prep_dma_genq':
drivers/dma/fsl_raid.c:341:4: warning: format '%lu' expects argument of type
'long unsigned int', but argument 3 has type 'size_t' [-Wformat=]
len, FSL_RE_MAX_DATA_LEN);
^
drivers/dma/fsl_raid.c: In function 'fsl_re_prep_dma_pq':
drivers/dma/fsl_raid.c:428:4: warning: format '%lu' expects argument of type
'long unsigned int', but argument 3 has type 'size_t' [-Wformat=]
len, FSL_RE_MAX_DATA_LEN);
^
drivers/dma/fsl_raid.c: In function 'fsl_re_prep_dma_memcpy':
drivers/dma/fsl_raid.c:549:4: warning: format '%lu' expects argument of type
'long unsigned int', but argument 3 has type 'size_t' [-Wformat=]
len, FSL_RE_MAX_DATA_LEN);
^
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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drivers should ensure that tasklets are killed, so that they can't be
run after driver remove is executed
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Xuelin Shi <xuelin.shi@freescale.com>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Cc: Jingchang Lu <b35083@freescale.com>
Cc: Peter Griffin <peter.griffin@linaro.org>
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drivers should ensure that tasklets are killed, so that they can't be
executed after driver remove is executed, so ensure they are killed.
This driver used vchan tasklets, so those need to be killed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
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Sparse complains:
drivers/dma/coh901318.c:269:30: warning: symbol 'chan_config' was not declared. Should it be static?
drivers/dma/coh901318.c:2806:12: warning: symbol 'coh901318_init' was not declared. Should it be static?
drivers/dma/coh901318.c:2812:13: warning: symbol 'coh901318_exit' was not declared. Should it be static?
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
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drivers should ensure that tasklets are killed, so that they can't be
run after driver remove is executed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
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dmaengine device should explicitly call devm_free_irq() when using
devm_request_irq().
The irq is still ON when devices remove is executed and irq should be
quiesced before remove is completed.
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
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This patch updates the dmatest client to
Support scatter-gather dma mode.
Signed-off-by: Kedareswara rao Appana <appanad@xilinx.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
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With PML enabled, guest will shut down if a PML full VMEXIT occurs during
event delivery. According to Intel SDM 27.2.3, PML full VMEXIT can occur when
event is being delivered through IDT, so KVM should not exit to user space
with error. Instead, it should let EXIT_REASON_PML_FULL go through and the
event will be re-injected on the next VMENTRY.
Signed-off-by: Lei Cao <lei.cao@stratus.com>
Cc: stable@vger.kernel.org
Fixes: 843e4330573c ("KVM: VMX: Add PML support in VMX")
[Shortened the summary and Cc'd stable.]
Signed-off-by: Radim Krčmář <rkrcmar@redhat.com>
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This reverts commit 9770404a0061ec46dec6e15c4b07731ce2e2d7bb.
The reverted patch is not needed as only userspace uses RDTSCP and
MSR_TSC_AUX is in host_save_user_msrs[] and therefore properly saved in
svm_vcpu_load() and restored in svm_vcpu_put() before every switch to
userspace.
The reverted patch did not allow the kernel to use RDTSCP in the future,
because of missed trashing in svm_set_msr() and 64-bit ifdef.
This reverts commit 2b23c3a6e3eb2fba77eb35fdfa3d71a9aa3f33b7.
2b23c3a6e3eb ("KVM: SVM: do not set MSR_TSC_AUX on 32-bit builds") is a
build fix for 9770404a0061 and reverting them separately would only
break more bisections.
Cc: stable@vger.kernel.org
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-rcar
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