Merge commit 'refs/top-bases/linux-configure-branch' into linux-configure-branch
This commit is contained in:
Brian Behlendorf
commit
1097607827
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@ -1,5 +1,7 @@
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include $(top_srcdir)/config/Rules.am
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AM_CFLAGS += -Wframe-larger-than=1024
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DEFAULT_INCLUDES += \
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-I${top_srcdir}/lib/libspl/include \
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-I${top_srcdir}/lib/libefi/include \
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@ -4921,21 +4921,12 @@ ztest_resume_thread(void *arg)
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return (NULL);
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}
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static void *
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ztest_deadman_thread(void *arg)
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#define GRACE 300
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static void
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ztest_deadman_alarm(int sig)
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{
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ztest_shared_t *zs = arg;
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int grace = 300;
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hrtime_t delta;
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delta = (zs->zs_thread_stop - zs->zs_thread_start) / NANOSEC + grace;
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(void) poll(NULL, 0, (int)(1000 * delta));
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fatal(0, "failed to complete within %d seconds of deadline", grace);
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thread_exit();
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return (NULL);
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fatal(0, "failed to complete within %d seconds of deadline", GRACE);
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}
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static void
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@ -5125,7 +5116,7 @@ ztest_dataset_close(ztest_shared_t *zs, int d)
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static void
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ztest_run(ztest_shared_t *zs)
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{
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kthread_t **tid;
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kt_did_t *tid;
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spa_t *spa;
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kthread_t *resume_thread;
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uint64_t object;
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@ -5178,10 +5169,10 @@ ztest_run(ztest_shared_t *zs)
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spa, TS_RUN, NULL, 0, 0)), !=, NULL);
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/*
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* Create a deadman thread to abort() if we hang.
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* Set a deadman alarm to abort() if we hang.
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*/
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VERIFY3P(thread_create(NULL, 0, ztest_deadman_thread, zs,
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TS_RUN, NULL, 0, 0), !=, NULL);
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signal(SIGALRM, ztest_deadman_alarm);
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alarm((zs->zs_thread_stop - zs->zs_thread_start) / NANOSEC + GRACE);
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/*
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* Verify that we can safely inquire about about any object,
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@ -5207,7 +5198,7 @@ ztest_run(ztest_shared_t *zs)
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}
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zs->zs_enospc_count = 0;
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tid = umem_zalloc(zopt_threads * sizeof (kthread_t *), UMEM_NOFAIL);
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tid = umem_zalloc(zopt_threads * sizeof (kt_did_t), UMEM_NOFAIL);
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if (zopt_verbose >= 4)
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(void) printf("starting main threads...\n");
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@ -5216,11 +5207,14 @@ ztest_run(ztest_shared_t *zs)
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* Kick off all the tests that run in parallel.
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*/
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for (t = 0; t < zopt_threads; t++) {
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kthread_t *thread;
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if (t < zopt_datasets && ztest_dataset_open(zs, t) != 0)
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return;
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VERIFY3P(tid[t] = thread_create(NULL, 0, ztest_thread,
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VERIFY3P(thread = thread_create(NULL, 0, ztest_thread,
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(void *)(uintptr_t)t, TS_RUN, NULL, 0, 0), !=, NULL);
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tid[t] = thread->t_tid;
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}
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/*
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@ -5228,7 +5222,7 @@ ztest_run(ztest_shared_t *zs)
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* so we don't close datasets while threads are still using them.
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*/
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for (t = zopt_threads - 1; t >= 0; t--) {
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thread_join(tid[t]->t_tid);
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thread_join(tid[t]);
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if (t < zopt_datasets)
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ztest_dataset_close(zs, t);
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}
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@ -5238,7 +5232,7 @@ ztest_run(ztest_shared_t *zs)
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zs->zs_alloc = metaslab_class_get_alloc(spa_normal_class(spa));
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zs->zs_space = metaslab_class_get_space(spa_normal_class(spa));
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umem_free(tid, zopt_threads * sizeof (kthread_t *));
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umem_free(tid, zopt_threads * sizeof (kt_did_t));
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/* Kill the resume thread */
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ztest_exiting = B_TRUE;
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@ -24,7 +24,7 @@ if test "$zfs_ac_debug" = yes; then
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[Define to 1 to enable debug tracing])
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KERNELCPPFLAGS="${KERNELCPPFLAGS} -DDEBUG "
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HOSTCFLAGS="${HOSTCFLAGS} -DDEBUG "
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USERDEBUG="-DDEBUG"
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USERDEBUG="-DDEBUG -fstack-check"
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else
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AC_MSG_RESULT([no])
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AC_DEFINE([NDEBUG], [1],
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@ -1,5 +1,7 @@
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include $(top_srcdir)/config/Rules.am
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AM_CFLAGS += -Wframe-larger-than=1024
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SUBDIRS = include
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DEFAULT_INCLUDES += \
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-I${top_srcdir}/lib/libzpool/include \
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@ -145,6 +145,7 @@ extern void vpanic(const char *, __va_list);
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/*
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* Threads
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*/
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#define TS_MAGIC 0x72f158ab4261e538ull
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#define TS_RUN 0x00000002
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#ifdef _linux_
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#define STACK_SIZE 8192 /* Linux x86 and amd64 */
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@ -169,7 +170,6 @@ typedef struct kthread {
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void * t_arg;
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} kthread_t;
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/* XXX tsd_create()/tsd_destroy() missing */
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#define tsd_get(key) pthread_getspecific(key)
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#define tsd_set(key, val) pthread_setspecific(key, val)
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#define curthread zk_thread_current()
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@ -193,13 +193,16 @@ zk_thread_exit(void)
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pthread_mutex_unlock(&kthread_lock);
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pthread_cond_broadcast(&kthread_cond);
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pthread_exit(NULL);
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pthread_exit((void *)TS_MAGIC);
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}
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void
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zk_thread_join(kt_did_t tid)
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{
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pthread_join((pthread_t)tid, NULL);
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void *ret;
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pthread_join((pthread_t)tid, &ret);
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VERIFY3P(ret, ==, (void *)TS_MAGIC);
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}
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/*
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@ -509,10 +512,12 @@ vn_open(char *path, int x1, int flags, int mode, vnode_t **vpp, int x2, int x3)
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int fd;
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vnode_t *vp;
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int old_umask;
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char realpath[MAXPATHLEN];
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char *realpath;
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struct stat64 st;
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int err;
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realpath = umem_alloc(MAXPATHLEN, UMEM_NOFAIL);
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/*
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* If we're accessing a real disk from userland, we need to use
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* the character interface to avoid caching. This is particularly
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@ -530,11 +535,16 @@ vn_open(char *path, int x1, int flags, int mode, vnode_t **vpp, int x2, int x3)
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#endif
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char *dsk;
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fd = open64(path, O_RDONLY);
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if (fd == -1)
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return (errno);
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if (fd == -1) {
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err = errno;
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free(realpath);
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return (err);
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}
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if (fstat64(fd, &st) == -1) {
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err = errno;
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close(fd);
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return (errno);
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free(realpath);
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return (err);
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}
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close(fd);
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(void) sprintf(realpath, "%s", path);
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@ -544,8 +554,11 @@ vn_open(char *path, int x1, int flags, int mode, vnode_t **vpp, int x2, int x3)
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dsk + 1);
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} else {
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(void) sprintf(realpath, "%s", path);
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if (!(flags & FCREAT) && stat64(realpath, &st) == -1)
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return (errno);
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if (!(flags & FCREAT) && stat64(realpath, &st) == -1) {
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err = errno;
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free(realpath);
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return (err);
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}
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}
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if (!(flags & FCREAT) && S_ISBLK(st.st_mode)) {
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@ -564,6 +577,7 @@ vn_open(char *path, int x1, int flags, int mode, vnode_t **vpp, int x2, int x3)
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* FREAD and FWRITE to the corresponding O_RDONLY, O_WRONLY, and O_RDWR.
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*/
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fd = open64(realpath, flags - FREAD, mode);
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free(realpath);
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if (flags & FCREAT)
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(void) umask(old_umask);
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@ -356,46 +356,54 @@ static int
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traverse_impl(spa_t *spa, uint64_t objset, blkptr_t *rootbp,
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uint64_t txg_start, int flags, blkptr_cb_t func, void *arg)
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{
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struct traverse_data td;
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struct prefetch_data pd;
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zbookmark_t czb;
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struct traverse_data *td;
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struct prefetch_data *pd;
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zbookmark_t *czb;
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int err;
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td.td_spa = spa;
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td.td_objset = objset;
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td.td_rootbp = rootbp;
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td.td_min_txg = txg_start;
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td.td_func = func;
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td.td_arg = arg;
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td.td_pfd = &pd;
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td.td_flags = flags;
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td = kmem_alloc(sizeof(struct traverse_data), KM_SLEEP);
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pd = kmem_alloc(sizeof(struct prefetch_data), KM_SLEEP);
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czb = kmem_alloc(sizeof(zbookmark_t), KM_SLEEP);
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pd.pd_blks_max = 100;
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pd.pd_blks_fetched = 0;
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pd.pd_flags = flags;
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pd.pd_cancel = B_FALSE;
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pd.pd_exited = B_FALSE;
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mutex_init(&pd.pd_mtx, NULL, MUTEX_DEFAULT, NULL);
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cv_init(&pd.pd_cv, NULL, CV_DEFAULT, NULL);
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td->td_spa = spa;
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td->td_objset = objset;
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td->td_rootbp = rootbp;
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td->td_min_txg = txg_start;
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td->td_func = func;
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td->td_arg = arg;
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td->td_pfd = pd;
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td->td_flags = flags;
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pd->pd_blks_max = 100;
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pd->pd_blks_fetched = 0;
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pd->pd_flags = flags;
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pd->pd_cancel = B_FALSE;
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pd->pd_exited = B_FALSE;
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mutex_init(&pd->pd_mtx, NULL, MUTEX_DEFAULT, NULL);
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cv_init(&pd->pd_cv, NULL, CV_DEFAULT, NULL);
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if (!(flags & TRAVERSE_PREFETCH) ||
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0 == taskq_dispatch(system_taskq, traverse_prefetch_thread,
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&td, TQ_NOQUEUE))
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pd.pd_exited = B_TRUE;
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td, TQ_NOQUEUE))
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pd->pd_exited = B_TRUE;
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SET_BOOKMARK(&czb, objset,
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SET_BOOKMARK(czb, objset,
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ZB_ROOT_OBJECT, ZB_ROOT_LEVEL, ZB_ROOT_BLKID);
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err = traverse_visitbp(&td, NULL, NULL, rootbp, &czb);
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err = traverse_visitbp(td, NULL, NULL, rootbp, czb);
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mutex_enter(&pd.pd_mtx);
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pd.pd_cancel = B_TRUE;
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cv_broadcast(&pd.pd_cv);
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while (!pd.pd_exited)
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cv_wait(&pd.pd_cv, &pd.pd_mtx);
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mutex_exit(&pd.pd_mtx);
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mutex_enter(&pd->pd_mtx);
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pd->pd_cancel = B_TRUE;
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cv_broadcast(&pd->pd_cv);
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while (!pd->pd_exited)
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cv_wait(&pd->pd_cv, &pd->pd_mtx);
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mutex_exit(&pd->pd_mtx);
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mutex_destroy(&pd.pd_mtx);
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cv_destroy(&pd.pd_cv);
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mutex_destroy(&pd->pd_mtx);
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cv_destroy(&pd->pd_cv);
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kmem_free(czb, sizeof(zbookmark_t));
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kmem_free(pd, sizeof(struct prefetch_data));
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kmem_free(td, sizeof(struct traverse_data));
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return (err);
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}
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@ -1038,7 +1038,7 @@ dsl_dataset_destroy(dsl_dataset_t *ds, void *tag, boolean_t defer)
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dsl_dir_t *dd;
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uint64_t obj;
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struct dsl_ds_destroyarg dsda = { 0 };
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dsl_dataset_t dummy_ds = { 0 };
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dsl_dataset_t *dummy_ds;
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dsda.ds = ds;
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@ -1058,8 +1058,9 @@ dsl_dataset_destroy(dsl_dataset_t *ds, void *tag, boolean_t defer)
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}
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dd = ds->ds_dir;
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dummy_ds.ds_dir = dd;
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dummy_ds.ds_object = ds->ds_object;
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dummy_ds = kmem_zalloc(sizeof (dsl_dataset_t), KM_SLEEP);
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dummy_ds->ds_dir = dd;
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dummy_ds->ds_object = ds->ds_object;
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/*
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* Check for errors and mark this ds as inconsistent, in
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@ -1068,11 +1069,11 @@ dsl_dataset_destroy(dsl_dataset_t *ds, void *tag, boolean_t defer)
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err = dsl_sync_task_do(dd->dd_pool, dsl_dataset_destroy_begin_check,
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dsl_dataset_destroy_begin_sync, ds, NULL, 0);
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if (err)
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goto out;
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goto out_free;
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err = dmu_objset_from_ds(ds, &os);
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if (err)
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goto out;
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goto out_free;
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/*
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* remove the objects in open context, so that we won't
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@ -1108,14 +1109,14 @@ dsl_dataset_destroy(dsl_dataset_t *ds, void *tag, boolean_t defer)
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}
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if (err != ESRCH)
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goto out;
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goto out_free;
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rw_enter(&dd->dd_pool->dp_config_rwlock, RW_READER);
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err = dsl_dir_open_obj(dd->dd_pool, dd->dd_object, NULL, FTAG, &dd);
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rw_exit(&dd->dd_pool->dp_config_rwlock);
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if (err)
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goto out;
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goto out_free;
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/*
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* Blow away the dsl_dir + head dataset.
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@ -1131,7 +1132,7 @@ dsl_dataset_destroy(dsl_dataset_t *ds, void *tag, boolean_t defer)
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err = dsl_dataset_origin_rm_prep(&dsda, tag);
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if (err) {
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dsl_dir_close(dd, FTAG);
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goto out;
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goto out_free;
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||||
}
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||||
}
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||||
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@ -1139,7 +1140,7 @@ dsl_dataset_destroy(dsl_dataset_t *ds, void *tag, boolean_t defer)
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dsl_sync_task_create(dstg, dsl_dataset_destroy_check,
|
||||
dsl_dataset_destroy_sync, &dsda, tag, 0);
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||||
dsl_sync_task_create(dstg, dsl_dir_destroy_check,
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dsl_dir_destroy_sync, &dummy_ds, FTAG, 0);
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||||
dsl_dir_destroy_sync, dummy_ds, FTAG, 0);
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||||
err = dsl_sync_task_group_wait(dstg);
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||||
dsl_sync_task_group_destroy(dstg);
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||||
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||||
|
|
@ -1162,6 +1163,9 @@ dsl_dataset_destroy(dsl_dataset_t *ds, void *tag, boolean_t defer)
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|||
/* if it is successful, dsl_dir_destroy_sync will close the dd */
|
||||
if (err)
|
||||
dsl_dir_close(dd, FTAG);
|
||||
|
||||
out_free:
|
||||
kmem_free(dummy_ds, sizeof (dsl_dataset_t));
|
||||
out:
|
||||
dsl_dataset_disown(ds, tag);
|
||||
return (err);
|
||||
|
|
|
|||
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