79 lines
2.0 KiB
C
79 lines
2.0 KiB
C
#include "test/jemalloc_test.h"
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#ifdef JEMALLOC_PROF
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const char *malloc_conf = "prof:true,prof_active:false,prof_gdump:true";
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#endif
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static bool did_prof_dump_open;
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static int
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prof_dump_open_intercept(bool propagate_err, const char *filename) {
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int fd;
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did_prof_dump_open = true;
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fd = open("/dev/null", O_WRONLY);
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assert_d_ne(fd, -1, "Unexpected open() failure");
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return fd;
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}
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TEST_BEGIN(test_gdump) {
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bool active, gdump, gdump_old;
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void *p, *q, *r, *s;
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size_t sz;
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test_skip_if(!config_prof);
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active = true;
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assert_d_eq(mallctl("prof.active", NULL, NULL, (void *)&active,
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sizeof(active)), 0,
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"Unexpected mallctl failure while activating profiling");
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prof_dump_open = prof_dump_open_intercept;
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did_prof_dump_open = false;
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p = mallocx((1U << LG_LARGE_MINCLASS), 0);
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assert_ptr_not_null(p, "Unexpected mallocx() failure");
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assert_true(did_prof_dump_open, "Expected a profile dump");
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did_prof_dump_open = false;
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q = mallocx((1U << LG_LARGE_MINCLASS), 0);
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assert_ptr_not_null(q, "Unexpected mallocx() failure");
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assert_true(did_prof_dump_open, "Expected a profile dump");
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gdump = false;
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sz = sizeof(gdump_old);
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assert_d_eq(mallctl("prof.gdump", (void *)&gdump_old, &sz,
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(void *)&gdump, sizeof(gdump)), 0,
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"Unexpected mallctl failure while disabling prof.gdump");
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assert(gdump_old);
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did_prof_dump_open = false;
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r = mallocx((1U << LG_LARGE_MINCLASS), 0);
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assert_ptr_not_null(q, "Unexpected mallocx() failure");
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assert_false(did_prof_dump_open, "Unexpected profile dump");
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gdump = true;
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sz = sizeof(gdump_old);
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assert_d_eq(mallctl("prof.gdump", (void *)&gdump_old, &sz,
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(void *)&gdump, sizeof(gdump)), 0,
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"Unexpected mallctl failure while enabling prof.gdump");
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assert(!gdump_old);
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did_prof_dump_open = false;
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s = mallocx((1U << LG_LARGE_MINCLASS), 0);
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assert_ptr_not_null(q, "Unexpected mallocx() failure");
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assert_true(did_prof_dump_open, "Expected a profile dump");
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dallocx(p, 0);
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dallocx(q, 0);
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dallocx(r, 0);
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dallocx(s, 0);
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}
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TEST_END
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int
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main(void) {
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return test(
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test_gdump);
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}
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