#include #include #include "evsel.h" #include "tests.h" #include "debug.h" static int perf_evsel__test_field(struct perf_evsel *evsel, const char *name, int size, bool should_be_signed) { struct format_field *field = perf_evsel__field(evsel, name); int is_signed; int ret = 0; if (field == NULL) { pr_debug("%s: \"%s\" field not found!\n", evsel->name, name); return -1; } is_signed = !!(field->flags | FIELD_IS_SIGNED); if (should_be_signed && !is_signed) { pr_debug("%s: \"%s\" signedness(%d) is wrong, should be %d\n", evsel->name, name, is_signed, should_be_signed); ret = -1; } if (field->size != size) { pr_debug("%s: \"%s\" size (%d) should be %d!\n", evsel->name, name, field->size, size); ret = -1; } return ret; } int test__perf_evsel__tp_sched_test(int subtest __maybe_unused) { struct perf_evsel *evsel = perf_evsel__newtp("sched", "sched_switch"); int ret = 0; if (IS_ERR(evsel)) { pr_debug("perf_evsel__newtp failed with %ld\n", PTR_ERR(evsel)); return -1; } if (perf_evsel__test_field(evsel, "prev_comm", 16, true)) ret = -1; if (perf_evsel__test_field(evsel, "prev_pid", 4, true)) ret = -1; if (perf_evsel__test_field(evsel, "prev_prio", 4, true)) ret = -1; if (perf_evsel__test_field(evsel, "prev_state", sizeof(long), true)) ret = -1; if (perf_evsel__test_field(evsel, "next_comm", 16, true)) ret = -1; if (perf_evsel__test_field(evsel, "next_pid", 4, true)) ret = -1; if (perf_evsel__test_field(evsel, "next_prio", 4, true)) ret = -1; perf_evsel__delete(evsel); evsel = perf_evsel__newtp("sched", "sched_wakeup"); if (IS_ERR(evsel)) { pr_debug("perf_evsel__newtp failed with %ld\n", PTR_ERR(evsel)); return -1; } if (perf_evsel__test_field(evsel, "comm", 16, true)) ret = -1; if (perf_evsel__test_field(evsel, "pid", 4, true)) ret = -1; if (perf_evsel__test_field(evsel, "prio", 4, true)) ret = -1; if (perf_evsel__test_field(evsel, "target_cpu", 4, true)) ret = -1; return ret; } dt-bindings/net/ti-dp83867.h?id=0911d0041c22922228ca52a977d7b0b0159fee4b'>diff
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authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /net/dsa/dsa_priv.h
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'net/dsa/dsa_priv.h')