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[Qemu-devel] [PATCH 7/8] qtest/ahci: add qcow2 support to ahci-test
From: |
John Snow |
Subject: |
[Qemu-devel] [PATCH 7/8] qtest/ahci: add qcow2 support to ahci-test |
Date: |
Thu, 19 Feb 2015 17:30:02 -0500 |
This will enable the testing of high offsets without
wasting a lot of disk space, and does not impact the
previous tests.
Signed-off-by: John Snow <address@hidden>
---
tests/ahci-test.c | 15 +++++----------
tests/libqos/libqos.c | 30 ++++++++++++++++++++++++++++++
tests/libqos/libqos.h | 1 +
3 files changed, 36 insertions(+), 10 deletions(-)
diff --git a/tests/ahci-test.c b/tests/ahci-test.c
index 0d4a3df..38550c6 100644
--- a/tests/ahci-test.c
+++ b/tests/ahci-test.c
@@ -39,8 +39,8 @@
#include "hw/pci/pci_ids.h"
#include "hw/pci/pci_regs.h"
-/* Test-specific defines. */
-#define TEST_IMAGE_SIZE (64 * 1024 * 1024)
+/* Test-specific defines -- in MiB */
+#define TEST_IMAGE_SIZE_MB (200 * 1024)
/*** Globals ***/
static char tmp_path[] = "/tmp/qtest.XXXXXX";
@@ -81,7 +81,7 @@ static AHCIQState *ahci_boot(void)
s = g_malloc0(sizeof(AHCIQState));
cli = "-drive if=none,id=drive0,file=%s,cache=writeback,serial=%s"
- ",format=raw"
+ ",format=qcow2"
" -M q35 "
"-device ide-hd,drive=drive0 "
"-global ide-hd.ver=%s";
@@ -1050,7 +1050,6 @@ static void create_ahci_io_test(enum IOMode type, enum
AddrMode addr,
int main(int argc, char **argv)
{
const char *arch;
- int fd;
int ret;
int c;
int i, j, k;
@@ -1087,12 +1086,8 @@ int main(int argc, char **argv)
return 0;
}
- /* Create a temporary raw image */
- fd = mkstemp(tmp_path);
- g_assert(fd >= 0);
- ret = ftruncate(fd, TEST_IMAGE_SIZE);
- g_assert(ret == 0);
- close(fd);
+ /* Create a temporary qcow2 image */
+ mkqcow2(tmp_path, TEST_IMAGE_SIZE_MB);
/* Run the tests */
qtest_add_func("/ahci/sanity", test_sanity);
diff --git a/tests/libqos/libqos.c b/tests/libqos/libqos.c
index bc8beb2..3577401 100644
--- a/tests/libqos/libqos.c
+++ b/tests/libqos/libqos.c
@@ -61,3 +61,33 @@ void qtest_shutdown(QOSState *qs)
qtest_quit(qs->qts);
g_free(qs);
}
+
+int mkqcow2(const char *file, unsigned size_mb)
+{
+ pid_t pid;
+ int rc;
+ char buff[32];
+
+ snprintf(buff, 32, "%uM", size_mb);
+
+ pid = fork();
+ switch (pid) {
+ case -1:
+ perror("fork failed");
+ return -1;
+ case 0:
+ close(fileno(stdout));
+ rc = open("/dev/null", O_WRONLY);
+ g_assert_cmpint(rc, ==, fileno(stdout));
+ execl("./qemu-img", "qemu-img", "create", "-f", "qcow2",
+ file, buff, NULL);
+ perror("execl failed");
+ exit(-1);
+ default:
+ wait(&rc);
+ g_assert_cmpint(rc, ==, 0);
+ return rc;
+ }
+
+ g_assert_not_reached();
+}
diff --git a/tests/libqos/libqos.h b/tests/libqos/libqos.h
index 612d41e..5abd2bd 100644
--- a/tests/libqos/libqos.h
+++ b/tests/libqos/libqos.h
@@ -19,6 +19,7 @@ typedef struct QOSState {
QOSState *qtest_vboot(QOSOps *ops, const char *cmdline_fmt, va_list ap);
QOSState *qtest_boot(QOSOps *ops, const char *cmdline_fmt, ...);
void qtest_shutdown(QOSState *qs);
+int mkqcow2(const char *file, unsigned size_mb);
static inline uint64_t qmalloc(QOSState *q, size_t bytes)
{
--
1.9.3
- [Qemu-devel] [PATCH 0/8] ahci: add more IO tests, John Snow, 2015/02/19
- [Qemu-devel] [PATCH 8/8] qtest/ahci: test different disk sectors, John Snow, 2015/02/19
- [Qemu-devel] [PATCH 6/8] qtest/ahci: add fragmented dma test, John Snow, 2015/02/19
- [Qemu-devel] [PATCH 5/8] qtest/ahci: Add PIO and LBA48 tests, John Snow, 2015/02/19
- [Qemu-devel] [PATCH 4/8] qtest/ahci: Add DMA test variants, John Snow, 2015/02/19
- [Qemu-devel] [PATCH 1/8] libqos/ahci: Zero-fill AHCI headers, John Snow, 2015/02/19
- Re: [Qemu-devel] [PATCH 0/8] ahci: add more IO tests, John Snow, 2015/02/24
- Re: [Qemu-devel] [PATCH 0/8] ahci: add more IO tests, Stefan Hajnoczi, 2015/02/25