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tests/pm_rps: ducttape for igt fork helper cleanup issues

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We don't call cleanup handlers when exiting a subtest currently, only
when exiting the entire binary. Which means pm_rps falls over when it
fails more than one subtest.

Cc: Jeff McGee <jeff.mcgee@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2014-03-14 10:06:02 +01:00
parent f962dee636
commit 5188bbe23e
1 changed files with 19 additions and 13 deletions
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32
tests/pm_rps.c
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@ -196,9 +196,27 @@ static void emit_store_dword_imm(uint32_t val)
}
#define LOAD_HELPER_PAUSE_USEC 500
static void load_helper_set_load(enum load load)
{
assert(lh.igt_proc.running);
if (lh.load == load)
return;
lh.load = load;
kill(lh.igt_proc.pid, SIGUSR2);
}
static void load_helper_run(enum load load)
{
assert(!lh.igt_proc.running);
/*
* FIXME fork helpers won't get cleaned up when started from within a
* subtest, so handle the case where it sticks around a bit too long.
*/
if (lh.igt_proc.running) {
load_helper_set_load(load);
return;
}
igt_require(lh.ready == true);
@ -229,20 +247,8 @@ static void load_helper_run(enum load load)
}
}
static void load_helper_set_load(enum load load)
{
assert(lh.igt_proc.running);
if (lh.load == load)
return;
lh.load = load;
kill(lh.igt_proc.pid, SIGUSR2);
}
static void load_helper_stop(void)
{
assert(lh.igt_proc.running);
kill(lh.igt_proc.pid, SIGUSR1);
igt_wait_helper(&lh.igt_proc);
}