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-rw-r--r--MAINTAINERS8
-rw-r--r--fs/aio.c28
-rw-r--r--fs/binfmt_flat.c23
-rw-r--r--fs/eventpoll.c4
-rw-r--r--fs/io_uring.c7
-rw-r--r--fs/proc/array.c2
-rw-r--r--fs/select.c18
-rw-r--r--include/linux/kernel.h3
-rw-r--r--include/linux/pfn_t.h2
-rw-r--r--include/linux/signal.h2
-rw-r--r--init/initramfs.c4
-rw-r--r--kernel/fork.c6
-rw-r--r--kernel/signal.c5
-rw-r--r--mm/hugetlb.c29
-rw-r--r--mm/memory-failure.c7
-rw-r--r--mm/mempolicy.c2
-rw-r--r--mm/oom_kill.c12
-rw-r--r--mm/page_idle.c4
-rw-r--r--mm/page_io.c7
-rw-r--r--mm/vmalloc.c4
20 files changed, 97 insertions, 80 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index 3c4d72755127..01a52fc964da 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3942,6 +3942,14 @@ M: Miguel Ojeda <miguel.ojeda.sandonis@gmail.com>
S: Maintained
F: .clang-format
+CLANG/LLVM BUILD SUPPORT
+L: clang-built-linux@googlegroups.com
+W: https://clangbuiltlinux.github.io/
+B: https://github.com/ClangBuiltLinux/linux/issues
+C: irc://chat.freenode.net/clangbuiltlinux
+S: Supported
+K: \b(?i:clang|llvm)\b
+
CLEANCACHE API
M: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
L: linux-kernel@vger.kernel.org
diff --git a/fs/aio.c b/fs/aio.c
index 3490d1fa0e16..c1e581dd32f5 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -2095,6 +2095,7 @@ SYSCALL_DEFINE6(io_pgetevents,
struct __aio_sigset ksig = { NULL, };
sigset_t ksigmask, sigsaved;
struct timespec64 ts;
+ bool interrupted;
int ret;
if (timeout && unlikely(get_timespec64(&ts, timeout)))
@@ -2108,8 +2109,10 @@ SYSCALL_DEFINE6(io_pgetevents,
return ret;
ret = do_io_getevents(ctx_id, min_nr, nr, events, timeout ? &ts : NULL);
- restore_user_sigmask(ksig.sigmask, &sigsaved);
- if (signal_pending(current) && !ret)
+
+ interrupted = signal_pending(current);
+ restore_user_sigmask(ksig.sigmask, &sigsaved, interrupted);
+ if (interrupted && !ret)
ret = -ERESTARTNOHAND;
return ret;
@@ -2128,6 +2131,7 @@ SYSCALL_DEFINE6(io_pgetevents_time32,
struct __aio_sigset ksig = { NULL, };
sigset_t ksigmask, sigsaved;
struct timespec64 ts;
+ bool interrupted;
int ret;
if (timeout && unlikely(get_old_timespec32(&ts, timeout)))
@@ -2142,8 +2146,10 @@ SYSCALL_DEFINE6(io_pgetevents_time32,
return ret;
ret = do_io_getevents(ctx_id, min_nr, nr, events, timeout ? &ts : NULL);
- restore_user_sigmask(ksig.sigmask, &sigsaved);
- if (signal_pending(current) && !ret)
+
+ interrupted = signal_pending(current);
+ restore_user_sigmask(ksig.sigmask, &sigsaved, interrupted);
+ if (interrupted && !ret)
ret = -ERESTARTNOHAND;
return ret;
@@ -2193,6 +2199,7 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents,
struct __compat_aio_sigset ksig = { NULL, };
sigset_t ksigmask, sigsaved;
struct timespec64 t;
+ bool interrupted;
int ret;
if (timeout && get_old_timespec32(&t, timeout))
@@ -2206,8 +2213,10 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents,
return ret;
ret = do_io_getevents(ctx_id, min_nr, nr, events, timeout ? &t : NULL);
- restore_user_sigmask(ksig.sigmask, &sigsaved);
- if (signal_pending(current) && !ret)
+
+ interrupted = signal_pending(current);
+ restore_user_sigmask(ksig.sigmask, &sigsaved, interrupted);
+ if (interrupted && !ret)
ret = -ERESTARTNOHAND;
return ret;
@@ -2226,6 +2235,7 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents_time64,
struct __compat_aio_sigset ksig = { NULL, };
sigset_t ksigmask, sigsaved;
struct timespec64 t;
+ bool interrupted;
int ret;
if (timeout && get_timespec64(&t, timeout))
@@ -2239,8 +2249,10 @@ COMPAT_SYSCALL_DEFINE6(io_pgetevents_time64,
return ret;
ret = do_io_getevents(ctx_id, min_nr, nr, events, timeout ? &t : NULL);
- restore_user_sigmask(ksig.sigmask, &sigsaved);
- if (signal_pending(current) && !ret)
+
+ interrupted = signal_pending(current);
+ restore_user_sigmask(ksig.sigmask, &sigsaved, interrupted);
+ if (interrupted && !ret)
ret = -ERESTARTNOHAND;
return ret;
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index 82a48e830018..e4b59e76afb0 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -856,9 +856,14 @@ err:
static int load_flat_shared_library(int id, struct lib_info *libs)
{
+ /*
+ * This is a fake bprm struct; only the members "buf", "file" and
+ * "filename" are actually used.
+ */
struct linux_binprm bprm;
int res;
char buf[16];
+ loff_t pos = 0;
memset(&bprm, 0, sizeof(bprm));
@@ -872,25 +877,11 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
if (IS_ERR(bprm.file))
return res;
- bprm.cred = prepare_exec_creds();
- res = -ENOMEM;
- if (!bprm.cred)
- goto out;
-
- /* We don't really care about recalculating credentials at this point
- * as we're past the point of no return and are dealing with shared
- * libraries.
- */
- bprm.called_set_creds = 1;
+ res = kernel_read(bprm.file, bprm.buf, BINPRM_BUF_SIZE, &pos);
- res = prepare_binprm(&bprm);
-
- if (!res)
+ if (res >= 0)
res = load_flat_file(&bprm, libs, id, NULL);
- abort_creds(bprm.cred);
-
-out:
allow_write_access(bprm.file);
fput(bprm.file);
diff --git a/fs/eventpoll.c b/fs/eventpoll.c
index c6f513100cc9..4c74c768ae43 100644
--- a/fs/eventpoll.c
+++ b/fs/eventpoll.c
@@ -2325,7 +2325,7 @@ SYSCALL_DEFINE6(epoll_pwait, int, epfd, struct epoll_event __user *, events,
error = do_epoll_wait(epfd, events, maxevents, timeout);
- restore_user_sigmask(sigmask, &sigsaved);
+ restore_user_sigmask(sigmask, &sigsaved, error == -EINTR);
return error;
}
@@ -2350,7 +2350,7 @@ COMPAT_SYSCALL_DEFINE6(epoll_pwait, int, epfd,
err = do_epoll_wait(epfd, events, maxevents, timeout);
- restore_user_sigmask(sigmask, &sigsaved);
+ restore_user_sigmask(sigmask, &sigsaved, err == -EINTR);
return err;
}
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 485832deb7ea..4ef62a45045d 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -2200,11 +2200,12 @@ static int io_cqring_wait(struct io_ring_ctx *ctx, int min_events,
}
ret = wait_event_interruptible(ctx->wait, io_cqring_events(ring) >= min_events);
- if (ret == -ERESTARTSYS)
- ret = -EINTR;
if (sig)
- restore_user_sigmask(sig, &sigsaved);
+ restore_user_sigmask(sig, &sigsaved, ret == -ERESTARTSYS);
+
+ if (ret == -ERESTARTSYS)
+ ret = -EINTR;
return READ_ONCE(ring->r.head) == READ_ONCE(ring->r.tail) ? ret : 0;
}
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 2edbb657f859..55180501b915 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -462,7 +462,7 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
* a program is not able to use ptrace(2) in that case. It is
* safe because the task has stopped executing permanently.
*/
- if (permitted && (task->flags & PF_DUMPCORE)) {
+ if (permitted && (task->flags & (PF_EXITING|PF_DUMPCORE))) {
if (try_get_task_stack(task)) {
eip = KSTK_EIP(task);
esp = KSTK_ESP(task);
diff --git a/fs/select.c b/fs/select.c
index 6cbc9ff56ba0..a4d8f6e8b63c 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -758,10 +758,9 @@ static long do_pselect(int n, fd_set __user *inp, fd_set __user *outp,
return ret;
ret = core_sys_select(n, inp, outp, exp, to);
+ restore_user_sigmask(sigmask, &sigsaved, ret == -ERESTARTNOHAND);
ret = poll_select_copy_remaining(&end_time, tsp, type, ret);
- restore_user_sigmask(sigmask, &sigsaved);
-
return ret;
}
@@ -1106,8 +1105,7 @@ SYSCALL_DEFINE5(ppoll, struct pollfd __user *, ufds, unsigned int, nfds,
ret = do_sys_poll(ufds, nfds, to);
- restore_user_sigmask(sigmask, &sigsaved);
-
+ restore_user_sigmask(sigmask, &sigsaved, ret == -EINTR);
/* We can restart this syscall, usually */
if (ret == -EINTR)
ret = -ERESTARTNOHAND;
@@ -1142,8 +1140,7 @@ SYSCALL_DEFINE5(ppoll_time32, struct pollfd __user *, ufds, unsigned int, nfds,
ret = do_sys_poll(ufds, nfds, to);
- restore_user_sigmask(sigmask, &sigsaved);
-
+ restore_user_sigmask(sigmask, &sigsaved, ret == -EINTR);
/* We can restart this syscall, usually */
if (ret == -EINTR)
ret = -ERESTARTNOHAND;
@@ -1350,10 +1347,9 @@ static long do_compat_pselect(int n, compat_ulong_t __user *inp,
return ret;
ret = compat_core_sys_select(n, inp, outp, exp, to);
+ restore_user_sigmask(sigmask, &sigsaved, ret == -ERESTARTNOHAND);
ret = poll_select_copy_remaining(&end_time, tsp, type, ret);
- restore_user_sigmask(sigmask, &sigsaved);
-
return ret;
}
@@ -1425,8 +1421,7 @@ COMPAT_SYSCALL_DEFINE5(ppoll_time32, struct pollfd __user *, ufds,
ret = do_sys_poll(ufds, nfds, to);
- restore_user_sigmask(sigmask, &sigsaved);
-
+ restore_user_sigmask(sigmask, &sigsaved, ret == -EINTR);
/* We can restart this syscall, usually */
if (ret == -EINTR)
ret = -ERESTARTNOHAND;
@@ -1461,8 +1456,7 @@ COMPAT_SYSCALL_DEFINE5(ppoll_time64, struct pollfd __user *, ufds,
ret = do_sys_poll(ufds, nfds, to);
- restore_user_sigmask(sigmask, &sigsaved);
-
+ restore_user_sigmask(sigmask, &sigsaved, ret == -EINTR);
/* We can restart this syscall, usually */
if (ret == -EINTR)
ret = -ERESTARTNOHAND;
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 74b1ee9027f5..0c9bc231107f 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -93,7 +93,8 @@
#define DIV_ROUND_DOWN_ULL(ll, d) \
({ unsigned long long _tmp = (ll); do_div(_tmp, d); _tmp; })
-#define DIV_ROUND_UP_ULL(ll, d) DIV_ROUND_DOWN_ULL((ll) + (d) - 1, (d))
+#define DIV_ROUND_UP_ULL(ll, d) \
+ DIV_ROUND_DOWN_ULL((unsigned long long)(ll) + (d) - 1, (d))
#if BITS_PER_LONG == 32
# define DIV_ROUND_UP_SECTOR_T(ll,d) DIV_ROUND_UP_ULL(ll, d)
diff --git a/include/linux/pfn_t.h b/include/linux/pfn_t.h
index 7bb77850c65a..3c202a11a79e 100644
--- a/include/linux/pfn_t.h
+++ b/include/linux/pfn_t.h
@@ -68,7 +68,7 @@ static inline phys_addr_t pfn_t_to_phys(pfn_t pfn)
static inline void *pfn_t_to_virt(pfn_t pfn)
{
- if (pfn_t_has_page(pfn))
+ if (pfn_t_has_page(pfn) && !is_device_private_page(pfn_t_to_page(pfn)))
return __va(pfn_t_to_phys(pfn));
return NULL;
}
diff --git a/include/linux/signal.h b/include/linux/signal.h
index 9702016734b1..78c2bb376954 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -276,7 +276,7 @@ extern int sigprocmask(int, sigset_t *, sigset_t *);
extern int set_user_sigmask(const sigset_t __user *usigmask, sigset_t *set,
sigset_t *oldset, size_t sigsetsize);
extern void restore_user_sigmask(const void __user *usigmask,
- sigset_t *sigsaved);
+ sigset_t *sigsaved, bool interrupted);
extern void set_current_blocked(sigset_t *);
extern void __set_current_blocked(const sigset_t *);
extern int show_unhandled_signals;
diff --git a/init/initramfs.c b/init/initramfs.c
index 178130fd61c2..c47dad0884f7 100644
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -617,7 +617,7 @@ static inline void clean_rootfs(void)
#endif /* CONFIG_BLK_DEV_RAM */
#ifdef CONFIG_BLK_DEV_RAM
-static void populate_initrd_image(char *err)
+static void __init populate_initrd_image(char *err)
{
ssize_t written;
int fd;
@@ -637,7 +637,7 @@ static void populate_initrd_image(char *err)
ksys_close(fd);
}
#else
-static void populate_initrd_image(char *err)
+static void __init populate_initrd_image(char *err)
{
printk(KERN_EMERG "Initramfs unpacking failed: %s\n", err);
}
diff --git a/kernel/fork.c b/kernel/fork.c
index 399aca51ff75..61667909ce83 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -248,7 +248,11 @@ static unsigned long *alloc_thread_stack_node(struct task_struct *tsk, int node)
struct page *page = alloc_pages_node(node, THREADINFO_GFP,
THREAD_SIZE_ORDER);
- return page ? page_address(page) : NULL;
+ if (likely(page)) {
+ tsk->stack = page_address(page);
+ return tsk->stack;
+ }
+ return NULL;
#endif
}
diff --git a/kernel/signal.c b/kernel/signal.c
index d622eac9d169..edf8915ddd54 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -2912,7 +2912,8 @@ EXPORT_SYMBOL(set_compat_user_sigmask);
* This is useful for syscalls such as ppoll, pselect, io_pgetevents and
* epoll_pwait where a new sigmask is passed in from userland for the syscalls.
*/
-void restore_user_sigmask(const void __user *usigmask, sigset_t *sigsaved)
+void restore_user_sigmask(const void __user *usigmask, sigset_t *sigsaved,
+ bool interrupted)
{
if (!usigmask)
@@ -2922,7 +2923,7 @@ void restore_user_sigmask(const void __user *usigmask, sigset_t *sigsaved)
* Restoring sigmask here can lead to delivering signals that the above
* syscalls are intended to block because of the sigmask passed in.
*/
- if (signal_pending(current)) {
+ if (interrupted) {
current->saved_sigmask = *sigsaved;
set_restore_sigmask();
return;
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index ac843d32b019..ede7e7f5d1ab 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -1510,16 +1510,29 @@ static int free_pool_huge_page(struct hstate *h, nodemask_t *nodes_allowed,
/*
* Dissolve a given free hugepage into free buddy pages. This function does
- * nothing for in-use (including surplus) hugepages. Returns -EBUSY if the
- * dissolution fails because a give page is not a free hugepage, or because
- * free hugepages are fully reserved.
+ * nothing for in-use hugepages and non-hugepages.
+ * This function returns values like below:
+ *
+ * -EBUSY: failed to dissolved free hugepages or the hugepage is in-use
+ * (allocated or reserved.)
+ * 0: successfully dissolved free hugepages or the page is not a
+ * hugepage (considered as already dissolved)
*/
int dissolve_free_huge_page(struct page *page)
{
int rc = -EBUSY;
+ /* Not to disrupt normal path by vainly holding hugetlb_lock */
+ if (!PageHuge(page))
+ return 0;
+
spin_lock(&hugetlb_lock);
- if (PageHuge(page) && !page_count(page)) {
+ if (!PageHuge(page)) {
+ rc = 0;
+ goto out;
+ }
+
+ if (!page_count(page)) {
struct page *head = compound_head(page);
struct hstate *h = page_hstate(head);
int nid = page_to_nid(head);
@@ -1564,11 +1577,9 @@ int dissolve_free_huge_pages(unsigned long start_pfn, unsigned long end_pfn)
for (pfn = start_pfn; pfn < end_pfn; pfn += 1 << minimum_order) {
page = pfn_to_page(pfn);
- if (PageHuge(page) && !page_count(page)) {
- rc = dissolve_free_huge_page(page);
- if (rc)
- break;
- }
+ rc = dissolve_free_huge_page(page);
+ if (rc)
+ break;
}
return rc;
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 8da0334b9ca0..d9cc6606f409 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -1730,6 +1730,8 @@ static int soft_offline_huge_page(struct page *page, int flags)
if (!ret) {
if (set_hwpoison_free_buddy_page(page))
num_poisoned_pages_inc();
+ else
+ ret = -EBUSY;
}
}
return ret;
@@ -1854,11 +1856,8 @@ static int soft_offline_in_use_page(struct page *page, int flags)
static int soft_offline_free_page(struct page *page)
{
- int rc = 0;
- struct page *head = compound_head(page);
+ int rc = dissolve_free_huge_page(page);
- if (PageHuge(head))
- rc = dissolve_free_huge_page(page);
if (!rc) {
if (set_hwpoison_free_buddy_page(page))
num_poisoned_pages_inc();
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 01600d80ae01..fdcb73536319 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -306,7 +306,7 @@ static void mpol_rebind_nodemask(struct mempolicy *pol, const nodemask_t *nodes)
else {
nodes_remap(tmp, pol->v.nodes,pol->w.cpuset_mems_allowed,
*nodes);
- pol->w.cpuset_mems_allowed = tmp;
+ pol->w.cpuset_mems_allowed = *nodes;
}
if (nodes_empty(tmp))
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index 5a58778c91d4..f719b64741d6 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -987,8 +987,7 @@ static void oom_kill_process(struct oom_control *oc, const char *message)
/*
* Determines whether the kernel must panic because of the panic_on_oom sysctl.
*/
-static void check_panic_on_oom(struct oom_control *oc,
- enum oom_constraint constraint)
+static void check_panic_on_oom(struct oom_control *oc)
{
if (likely(!sysctl_panic_on_oom))
return;
@@ -998,7 +997,7 @@ static void check_panic_on_oom(struct oom_control *oc,
* does not panic for cpuset, mempolicy, or memcg allocation
* failures.
*/
- if (constraint != CONSTRAINT_NONE)
+ if (oc->constraint != CONSTRAINT_NONE)
return;
}
/* Do not panic for oom kills triggered by sysrq */
@@ -1035,7 +1034,6 @@ EXPORT_SYMBOL_GPL(unregister_oom_notifier);
bool out_of_memory(struct oom_control *oc)
{
unsigned long freed = 0;
- enum oom_constraint constraint = CONSTRAINT_NONE;
if (oom_killer_disabled)
return false;
@@ -1071,10 +1069,10 @@ bool out_of_memory(struct oom_control *oc)
* Check if there were limitations on the allocation (only relevant for
* NUMA and memcg) that may require different handling.
*/
- constraint = constrained_alloc(oc);
- if (constraint != CONSTRAINT_MEMORY_POLICY)
+ oc->constraint = constrained_alloc(oc);
+ if (oc->constraint != CONSTRAINT_MEMORY_POLICY)
oc->nodemask = NULL;
- check_panic_on_oom(oc, constraint);
+ check_panic_on_oom(oc);
if (!is_memcg_oom(oc) && sysctl_oom_kill_allocating_task &&
current->mm && !oom_unkillable_task(current, NULL, oc->nodemask) &&
diff --git a/mm/page_idle.c b/mm/page_idle.c
index 0b39ec0c945c..295512465065 100644
--- a/mm/page_idle.c
+++ b/mm/page_idle.c
@@ -136,7 +136,7 @@ static ssize_t page_idle_bitmap_read(struct file *file, struct kobject *kobj,
end_pfn = pfn + count * BITS_PER_BYTE;
if (end_pfn > max_pfn)
- end_pfn = ALIGN(max_pfn, BITMAP_CHUNK_BITS);
+ end_pfn = max_pfn;
for (; pfn < end_pfn; pfn++) {
bit = pfn % BITMAP_CHUNK_BITS;
@@ -181,7 +181,7 @@ static ssize_t page_idle_bitmap_write(struct file *file, struct kobject *kobj,
end_pfn = pfn + count * BITS_PER_BYTE;
if (end_pfn > max_pfn)
- end_pfn = ALIGN(max_pfn, BITMAP_CHUNK_BITS);
+ end_pfn = max_pfn;
for (; pfn < end_pfn; pfn++) {
bit = pfn % BITMAP_CHUNK_BITS;
diff --git a/mm/page_io.c b/mm/page_io.c
index 2e8019d0e048..189415852077 100644
--- a/mm/page_io.c
+++ b/mm/page_io.c
@@ -29,10 +29,9 @@
static struct bio *get_swap_bio(gfp_t gfp_flags,
struct page *page, bio_end_io_t end_io)
{
- int i, nr = hpage_nr_pages(page);
struct bio *bio;
- bio = bio_alloc(gfp_flags, nr);
+ bio = bio_alloc(gfp_flags, 1);
if (bio) {
struct block_device *bdev;
@@ -41,9 +40,7 @@ static struct bio *get_swap_bio(gfp_t gfp_flags,
bio->bi_iter.bi_sector <<= PAGE_SHIFT - 9;
bio->bi_end_io = end_io;
- for (i = 0; i < nr; i++)
- bio_add_page(bio, page + i, PAGE_SIZE, 0);
- VM_BUG_ON(bio->bi_iter.bi_size != PAGE_SIZE * nr);
+ bio_add_page(bio, page, PAGE_SIZE * hpage_nr_pages(page), 0);
}
return bio;
}
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 4c9e150e5ad3..0f76cca32a1c 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -913,7 +913,7 @@ adjust_va_to_fit_type(struct vmap_area *va,
unsigned long nva_start_addr, unsigned long size,
enum fit_type type)
{
- struct vmap_area *lva;
+ struct vmap_area *lva = NULL;
if (type == FL_FIT_TYPE) {
/*
@@ -972,7 +972,7 @@ adjust_va_to_fit_type(struct vmap_area *va,
if (type != FL_FIT_TYPE) {
augment_tree_propagate_from(va);
- if (type == NE_FIT_TYPE)
+ if (lva) /* type == NE_FIT_TYPE */
insert_vmap_area_augment(lva, &va->rb_node,
&free_vmap_area_root, &free_vmap_area_list);
}