Re: [PATCH 1/2] iommu/s390: Fix IOMMU groups

From: kbuild test robot
Date: Fri Apr 28 2017 - 13:52:54 EST

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In reply to: Joerg Roedel: "Re: [PATCH 1/2] iommu/s390: Fix IOMMU groups"
Next in thread: Gerald Schaefer: "Re: [RFC PATCH 0/2] iommu/s390: Fix iommu-groups and add sysfs support"
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Hi Joerg,

[auto build test ERROR on s390/features]
[also build test ERROR on v4.11-rc8 next-20170428]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url: https://github.com/0day-ci/linux/commits/Joerg-Roedel/iommu-s390-Fix-iommu-groups-and-add-sysfs-support/20170429-003440
base: https://git.kernel.org/pub/scm/linux/kernel/git/s390/linux.git features
config: s390-default_defconfig (attached as .config)
compiler: s390x-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=s390

All errors (new ones prefixed by >>):

In file included from include/trace/define_trace.h:95:0,
from include/trace/events/iommu.h:167,
from include/linux/iommu.h:27,
from arch/s390/include/asm/pci.h:11,
from include/linux/pci.h:1627,
from include/trace/events/iommu.h:14,
from drivers/iommu/iommu-traces.c:12:
include/trace/events/iommu.h: In function 'ftrace_test_probe_add_device_to_group':
include/trace/trace_events.h:716:2: error: implicit declaration of function 'check_trace_callback_type_add_device_to_group' [-Werror=implicit-function-declaration]
check_trace_callback_type_##call(trace_event_raw_event_##template); \
^
include/trace/events/iommu.h:39:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, add_device_to_group,
^~~~~~~~~~~~
include/trace/events/iommu.h: In function 'ftrace_test_probe_remove_device_from_group':
include/trace/trace_events.h:716:2: error: implicit declaration of function 'check_trace_callback_type_remove_device_from_group' [-Werror=implicit-function-declaration]
check_trace_callback_type_##call(trace_event_raw_event_##template); \
^
include/trace/events/iommu.h:47:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, remove_device_from_group,
^~~~~~~~~~~~
include/trace/events/iommu.h: In function 'ftrace_test_probe_attach_device_to_domain':
include/trace/trace_events.h:716:2: error: implicit declaration of function 'check_trace_callback_type_attach_device_to_domain' [-Werror=implicit-function-declaration]
check_trace_callback_type_##call(trace_event_raw_event_##template); \
^
include/trace/events/iommu.h:72:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, attach_device_to_domain,
^~~~~~~~~~~~
include/trace/events/iommu.h: In function 'ftrace_test_probe_detach_device_from_domain':
include/trace/trace_events.h:716:2: error: implicit declaration of function 'check_trace_callback_type_detach_device_from_domain' [-Werror=implicit-function-declaration]
check_trace_callback_type_##call(trace_event_raw_event_##template); \
^
include/trace/events/iommu.h:79:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, detach_device_from_domain,
^~~~~~~~~~~~
include/trace/events/iommu.h: In function 'ftrace_test_probe_map':
include/trace/trace_events.h:716:2: error: implicit declaration of function 'check_trace_callback_type_map' [-Werror=implicit-function-declaration]
check_trace_callback_type_##call(trace_event_raw_event_##template); \
^
include/trace/trace_events.h:66:2: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(name, name, PARAMS(proto), PARAMS(args));
^~~~~~~~~~~~
include/trace/events/iommu.h:86:1: note: in expansion of macro 'TRACE_EVENT'
TRACE_EVENT(map,
^~~~~~~~~~~
include/trace/events/iommu.h: In function 'ftrace_test_probe_unmap':
include/trace/trace_events.h:716:2: error: implicit declaration of function 'check_trace_callback_type_unmap' [-Werror=implicit-function-declaration]
check_trace_callback_type_##call(trace_event_raw_event_##template); \
^
include/trace/trace_events.h:66:2: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(name, name, PARAMS(proto), PARAMS(args));
^~~~~~~~~~~~
include/trace/events/iommu.h:109:1: note: in expansion of macro 'TRACE_EVENT'
TRACE_EVENT(unmap,
^~~~~~~~~~~
include/trace/events/iommu.h: In function 'ftrace_test_probe_io_page_fault':
include/trace/trace_events.h:716:2: error: implicit declaration of function 'check_trace_callback_type_io_page_fault' [-Werror=implicit-function-declaration]
check_trace_callback_type_##call(trace_event_raw_event_##template); \
^
include/trace/events/iommu.h:158:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_error, io_page_fault,
^~~~~~~~~~~~
In file included from arch/s390/include/asm/pci.h:11:0,
from include/linux/pci.h:1627,
from include/trace/events/iommu.h:14,
from drivers/iommu/iommu-traces.c:12:
include/linux/iommu.h: In function 'report_iommu_fault':
>> include/linux/iommu.h:368:2: error: implicit declaration of function 'trace_io_page_fault' [-Werror=implicit-function-declaration]
trace_io_page_fault(dev, iova, flags);
^~~~~~~~~~~~~~~~~~~
In file included from include/trace/events/iommu.h:13:0,
from drivers/iommu/iommu-traces.c:12:
include/trace/events/iommu.h: At top level:
>> include/trace/events/iommu.h:20:11: error: expected ')' before 'int'
TP_PROTO(int group_id, struct device *dev),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/trace/events/iommu.h:41:11: error: expected ')' before 'int'
TP_PROTO(int group_id, struct device *dev),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/trace/events/iommu.h:49:11: error: expected ')' before 'int'
TP_PROTO(int group_id, struct device *dev),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
>> include/trace/events/iommu.h:56:11: error: expected ')' before 'struct'
TP_PROTO(struct device *dev),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/trace/events/iommu.h:74:11: error: expected ')' before 'struct'
TP_PROTO(struct device *dev),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/trace/events/iommu.h:81:11: error: expected ')' before 'struct'
TP_PROTO(struct device *dev),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
>> include/trace/events/iommu.h:88:11: error: expected ')' before 'unsigned'
TP_PROTO(unsigned long iova, phys_addr_t paddr, size_t size),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/trace/events/iommu.h:111:11: error: expected ')' before 'unsigned'
TP_PROTO(unsigned long iova, size_t size, size_t unmapped_size),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/trace/events/iommu.h:134:11: error: expected ')' before 'struct'
TP_PROTO(struct device *dev, unsigned long iova, int flags),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/trace/events/iommu.h:160:11: error: expected ')' before 'struct'
TP_PROTO(struct device *dev, unsigned long iova, int flags),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
>> include/trace/events/iommu.h:20:11: error: expected ')' before 'int'
TP_PROTO(int group_id, struct device *dev),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/linux/tracepoint.h:233:20: error: redefinition of '__tpstrtab_add_device_to_group'
static const char __tpstrtab_##name[] \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:39:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, add_device_to_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:233:20: note: previous definition of '__tpstrtab_add_device_to_group' was here
static const char __tpstrtab_##name[] \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:39:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, add_device_to_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:235:20: error: redefinition of '__tracepoint_add_device_to_group'
struct tracepoint __tracepoint_##name \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:39:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, add_device_to_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:235:20: note: previous definition of '__tracepoint_add_device_to_group' was here
struct tracepoint __tracepoint_##name \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:39:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, add_device_to_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:238:35: error: redefinition of '__tracepoint_ptr_add_device_to_group'
static struct tracepoint * const __tracepoint_ptr_##name __used \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:39:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, add_device_to_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:238:35: note: previous definition of '__tracepoint_ptr_add_device_to_group' was here
static struct tracepoint * const __tracepoint_ptr_##name __used \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:39:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, add_device_to_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:233:20: error: redefinition of '__tpstrtab_remove_device_from_group'
static const char __tpstrtab_##name[] \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:47:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, remove_device_from_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:233:20: note: previous definition of '__tpstrtab_remove_device_from_group' was here
static const char __tpstrtab_##name[] \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:47:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, remove_device_from_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:235:20: error: redefinition of '__tracepoint_remove_device_from_group'
struct tracepoint __tracepoint_##name \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:47:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, remove_device_from_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:235:20: note: previous definition of '__tracepoint_remove_device_from_group' was here
struct tracepoint __tracepoint_##name \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:47:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, remove_device_from_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:238:35: error: redefinition of '__tracepoint_ptr_remove_device_from_group'
static struct tracepoint * const __tracepoint_ptr_##name __used \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:47:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, remove_device_from_group,
^~~~~~~~~~~~
include/linux/tracepoint.h:238:35: note: previous definition of '__tracepoint_ptr_remove_device_from_group' was here
static struct tracepoint * const __tracepoint_ptr_##name __used \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:47:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_group_event, remove_device_from_group,
^~~~~~~~~~~~
>> include/trace/events/iommu.h:56:11: error: expected ')' before 'struct'
TP_PROTO(struct device *dev),
^
include/linux/tracepoint.h:104:27: note: in definition of macro 'TP_PROTO'
#define TP_PROTO(args...) args
^~~~
include/linux/tracepoint.h:233:20: error: redefinition of '__tpstrtab_attach_device_to_domain'
static const char __tpstrtab_##name[] \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:72:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, attach_device_to_domain,
^~~~~~~~~~~~
include/linux/tracepoint.h:233:20: note: previous definition of '__tpstrtab_attach_device_to_domain' was here
static const char __tpstrtab_##name[] \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:72:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, attach_device_to_domain,
^~~~~~~~~~~~
include/linux/tracepoint.h:235:20: error: redefinition of '__tracepoint_attach_device_to_domain'
struct tracepoint __tracepoint_##name \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:72:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, attach_device_to_domain,
^~~~~~~~~~~~
include/linux/tracepoint.h:235:20: note: previous definition of '__tracepoint_attach_device_to_domain' was here
struct tracepoint __tracepoint_##name \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:72:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, attach_device_to_domain,
^~~~~~~~~~~~
include/linux/tracepoint.h:238:35: error: redefinition of '__tracepoint_ptr_attach_device_to_domain'
static struct tracepoint * const __tracepoint_ptr_##name __used \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:72:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, attach_device_to_domain,
^~~~~~~~~~~~
include/linux/tracepoint.h:238:35: note: previous definition of '__tracepoint_ptr_attach_device_to_domain' was here
static struct tracepoint * const __tracepoint_ptr_##name __used \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:72:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, attach_device_to_domain,
^~~~~~~~~~~~
include/linux/tracepoint.h:233:20: error: redefinition of '__tpstrtab_detach_device_from_domain'
static const char __tpstrtab_##name[] \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:79:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, detach_device_from_domain,
^~~~~~~~~~~~
include/linux/tracepoint.h:233:20: note: previous definition of '__tpstrtab_detach_device_from_domain' was here
static const char __tpstrtab_##name[] \
^
include/linux/tracepoint.h:243:2: note: in expansion of macro 'DEFINE_TRACE_FN'
DEFINE_TRACE_FN(name, NULL, NULL);
^~~~~~~~~~~~~~~
include/trace/define_trace.h:50:2: note: in expansion of macro 'DEFINE_TRACE'
DEFINE_TRACE(name)
^~~~~~~~~~~~
include/trace/events/iommu.h:79:1: note: in expansion of macro 'DEFINE_EVENT'
DEFINE_EVENT(iommu_device_event, detach_device_from_domain,
..

vim +/trace_io_page_fault +368 include/linux/iommu.h

4f3f8d9d Ohad Ben-Cohen 2011-09-13 362 * invoke it.
4f3f8d9d Ohad Ben-Cohen 2011-09-13 363 */
4f3f8d9d Ohad Ben-Cohen 2011-09-13 364 if (domain->handler)
77ca2332 Ohad Ben-Cohen 2012-05-21 365 ret = domain->handler(domain, dev, iova, flags,
77ca2332 Ohad Ben-Cohen 2012-05-21 366 domain->handler_token);
4a77a6cf Joerg Roedel 2008-11-26 367
56fa4849 Shuah Khan 2013-09-24 @368 trace_io_page_fault(dev, iova, flags);
4f3f8d9d Ohad Ben-Cohen 2011-09-13 369 return ret;
4a77a6cf Joerg Roedel 2008-11-26 370 }
4a77a6cf Joerg Roedel 2008-11-26 371

:::::: The code at line 368 was first introduced by commit
:::::: 56fa484969c367e3ae43a012a7b99f75bb4f3bdb iommu: Change iommu driver to call io_page_fault trace event

:::::: TO: Shuah Khan <shuah.kh@xxxxxxxxxxx>
:::::: CC: Joerg Roedel <joro@xxxxxxxxxx>

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