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Use KCOV_ENTRY_SIZE for the entry size.

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Previously it was sizeof(uint64_t). While this is currently true, it may
not be on all future architectures.

Sponsored by:	DARPA, AFRL
This commit is contained in:
andrew 2019-02-21 09:43:14 +00:00
parent 192c95e996
commit ccea7c15ea
1 changed files with 8 additions and 8 deletions
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16
tests/sys/kern/kcov.c
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@ -89,7 +89,7 @@ ATF_TC_BODY(kcov_mmap, tc)
fd, 0) == MAP_FAILED);
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE,
2 * PAGE_SIZE / sizeof(uint64_t)) == 0);
2 * PAGE_SIZE / KCOV_ENTRY_SIZE) == 0);
ATF_CHECK(mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED,
fd, 0) == MAP_FAILED);
@ -113,7 +113,7 @@ ATF_TC_BODY(kcov_mmap_no_munmap, tc)
fd = open_kcov();
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / sizeof(uint64_t)) ==0);
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / KCOV_ENTRY_SIZE) == 0);
ATF_CHECK(mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED,
fd, 0) != MAP_FAILED);
@ -128,7 +128,7 @@ ATF_TC_BODY(kcov_mmap_no_munmap_no_close, tc)
fd = open_kcov();
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / sizeof(uint64_t)) ==0);
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / KCOV_ENTRY_SIZE) == 0);
ATF_CHECK(mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED,
fd, 0) != MAP_FAILED);
@ -144,7 +144,7 @@ kcov_mmap_enable_thread(void *data)
fd = open_kcov();
*(int *)data = fd;
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / sizeof(uint64_t)) ==0);
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / KCOV_ENTRY_SIZE) == 0);
ATF_CHECK(mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED,
fd, 0) != MAP_FAILED);
ATF_CHECK(ioctl(fd, KIOENABLE, KCOV_MODE_TRACE_PC) == 0);
@ -180,7 +180,7 @@ ATF_TC_BODY(kcov_enable, tc)
ATF_CHECK(ioctl(fd, KIOENABLE, KCOV_MODE_TRACE_PC) == -1);
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / sizeof(uint64_t)) ==0);
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / KCOV_ENTRY_SIZE) == 0);
/* We need to enable before disable */
ATF_CHECK(ioctl(fd, KIODISABLE, 0) == -1);
@ -208,7 +208,7 @@ ATF_TC_BODY(kcov_enable_no_disable, tc)
int fd;
fd = open_kcov();
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / sizeof(uint64_t)) ==0);
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / KCOV_ENTRY_SIZE) == 0);
ATF_CHECK(ioctl(fd, KIOENABLE, KCOV_MODE_TRACE_PC) == 0);
close(fd);
}
@ -219,7 +219,7 @@ ATF_TC_BODY(kcov_enable_no_disable_no_close, tc)
int fd;
fd = open_kcov();
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / sizeof(uint64_t)) ==0);
ATF_REQUIRE(ioctl(fd, KIOSETBUFSIZE, PAGE_SIZE / KCOV_ENTRY_SIZE) == 0);
ATF_CHECK(ioctl(fd, KIOENABLE, KCOV_MODE_TRACE_PC) == 0);
}
@ -232,7 +232,7 @@ common_head(int *fdp)
fd = open_kcov();
ATF_REQUIRE_MSG(ioctl(fd, KIOSETBUFSIZE,
PAGE_SIZE / sizeof(uint64_t)) == 0,
PAGE_SIZE / KCOV_ENTRY_SIZE) == 0,
"Unable to set the kcov buffer size");
data = mmap(NULL, PAGE_SIZE, PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);