aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
Diffstat
-rw-r--r--xen/common/domain.c2
-rw-r--r--xen/common/domctl.c2
-rw-r--r--xen/common/grant_table.c4
-rw-r--r--xen/common/page_alloc.c2
-rw-r--r--xen/common/smp.c4
-rw-r--r--xen/common/spinlock.c6
-rw-r--r--xen/common/tmem_xen.c10
-rw-r--r--xen/common/trace.c8
-rw-r--r--xen/drivers/char/console.c2
-rw-r--r--xen/include/xen/event.h4
-rw-r--r--xen/xsm/flask/ss/sidtab.c4
11 files changed, 24 insertions, 24 deletions
diff --git a/xen/common/domain.c b/xen/common/domain.c
index 5b04172628..6c264a5a02 100644
--- a/xen/common/domain.c
+++ b/xen/common/domain.c
@@ -932,7 +932,7 @@ int map_vcpu_info(struct vcpu *v, unsigned long gfn, unsigned offset)
v->vcpu_info_mfn = page_to_mfn(page);
/* Set new vcpu_info pointer /before/ setting pending flags. */
- wmb();
+ smp_wmb();
/*
* Mark everything as being pending just to make sure nothing gets
diff --git a/xen/common/domctl.c b/xen/common/domctl.c
index 9bd8f8068d..c653efb74b 100644
--- a/xen/common/domctl.c
+++ b/xen/common/domctl.c
@@ -533,7 +533,7 @@ long do_domctl(XEN_GUEST_HANDLE_PARAM(xen_domctl_t) u_domctl)
/* Install vcpu array /then/ update max_vcpus. */
d->vcpu = vcpus;
- wmb();
+ smp_wmb();
d->max_vcpus = max;
}
diff --git a/xen/common/grant_table.c b/xen/common/grant_table.c
index 3f9732853a..eb50288c4f 100644
--- a/xen/common/grant_table.c
+++ b/xen/common/grant_table.c
@@ -426,7 +426,7 @@ static int _set_status_v2(domid_t domid,
/* Make sure guest sees status update before checking if flags are
still valid */
- mb();
+ smp_mb();
scombo.word = *(u32 *)shah;
barrier();
@@ -1670,7 +1670,7 @@ gnttab_transfer(
guest_physmap_add_page(e, sha->full_page.frame, mfn, 0);
sha->full_page.frame = mfn;
}
- wmb();
+ smp_wmb();
shared_entry_header(e->grant_table, gop.ref)->flags |=
GTF_transfer_completed;
diff --git a/xen/common/page_alloc.c b/xen/common/page_alloc.c
index 2162ef14d4..25a7d3daaf 100644
--- a/xen/common/page_alloc.c
+++ b/xen/common/page_alloc.c
@@ -1472,7 +1472,7 @@ int assign_pages(
ASSERT(page_get_owner(&pg[i]) == NULL);
ASSERT((pg[i].count_info & ~(PGC_allocated | 1)) == 0);
page_set_owner(&pg[i], d);
- wmb(); /* Domain pointer must be visible before updating refcnt. */
+ smp_wmb(); /* Domain pointer must be visible before updating refcnt. */
pg[i].count_info = PGC_allocated | 1;
page_list_add_tail(&pg[i], &d->page_list);
}
diff --git a/xen/common/smp.c b/xen/common/smp.c
index b2b056b5e5..482a203b02 100644
--- a/xen/common/smp.c
+++ b/xen/common/smp.c
@@ -89,12 +89,12 @@ void smp_call_function_interrupt(void)
if ( call_data.wait )
{
(*func)(info);
- mb();
+ smp_mb();
cpumask_clear_cpu(cpu, &call_data.selected);
}
else
{
- mb();
+ smp_mb();
cpumask_clear_cpu(cpu, &call_data.selected);
(*func)(info);
}
diff --git a/xen/common/spinlock.c b/xen/common/spinlock.c
index bfb96707ca..575cc6db2e 100644
--- a/xen/common/spinlock.c
+++ b/xen/common/spinlock.c
@@ -218,7 +218,7 @@ void _spin_barrier(spinlock_t *lock)
u64 loop = 0;
check_barrier(&lock->debug);
- do { mb(); loop++;} while ( _raw_spin_is_locked(&lock->raw) );
+ do { smp_mb(); loop++;} while ( _raw_spin_is_locked(&lock->raw) );
if ((loop > 1) && lock->profile)
{
lock->profile->time_block += NOW() - block;
@@ -226,9 +226,9 @@ void _spin_barrier(spinlock_t *lock)
}
#else
check_barrier(&lock->debug);
- do { mb(); } while ( _raw_spin_is_locked(&lock->raw) );
+ do { smp_mb(); } while ( _raw_spin_is_locked(&lock->raw) );
#endif
- mb();
+ smp_mb();
}
int _spin_trylock_recursive(spinlock_t *lock)
diff --git a/xen/common/tmem_xen.c b/xen/common/tmem_xen.c
index 736a8c30fa..54ec09f9df 100644
--- a/xen/common/tmem_xen.c
+++ b/xen/common/tmem_xen.c
@@ -173,7 +173,7 @@ EXPORT int tmh_copy_from_client(pfp_t *pfp,
return -EFAULT;
}
}
- mb();
+ smp_mb();
if ( len == PAGE_SIZE && !tmem_offset && !pfn_offset && cli_va )
tmh_copy_page(tmem_va, cli_va);
else if ( (tmem_offset+len <= PAGE_SIZE) &&
@@ -216,7 +216,7 @@ EXPORT int tmh_compress_from_client(tmem_cli_mfn_t cmfn,
return 0;
else if ( copy_from_guest(scratch, clibuf, PAGE_SIZE) )
return -EFAULT;
- mb();
+ smp_mb();
ret = lzo1x_1_compress(cli_va ?: scratch, PAGE_SIZE, dmem, out_len, wmem);
ASSERT(ret == LZO_E_OK);
*out_va = dmem;
@@ -260,7 +260,7 @@ EXPORT int tmh_copy_to_client(tmem_cli_mfn_t cmfn, pfp_t *pfp,
unmap_domain_page(tmem_va);
if ( cli_va )
cli_put_page(cli_va, cli_pfp, cli_mfn, 1);
- mb();
+ smp_mb();
return rc;
}
@@ -289,7 +289,7 @@ EXPORT int tmh_decompress_to_client(tmem_cli_mfn_t cmfn, void *tmem_va,
cli_put_page(cli_va, cli_pfp, cli_mfn, 1);
else if ( copy_to_guest(clibuf, scratch, PAGE_SIZE) )
return -EFAULT;
- mb();
+ smp_mb();
return 1;
}
@@ -311,7 +311,7 @@ EXPORT int tmh_copy_tze_to_client(tmem_cli_mfn_t cmfn, void *tmem_va,
if ( len < PAGE_SIZE )
memset((char *)cli_va+len,0,PAGE_SIZE-len);
cli_put_page(cli_va, cli_pfp, cli_mfn, 1);
- mb();
+ smp_mb();
return 1;
}
diff --git a/xen/common/trace.c b/xen/common/trace.c
index fd4ac489ee..63ea0b7ba0 100644
--- a/xen/common/trace.c
+++ b/xen/common/trace.c
@@ -255,7 +255,7 @@ static int alloc_trace_bufs(unsigned int pages)
opt_tbuf_size = pages;
printk("xentrace: initialised\n");
- wmb(); /* above must be visible before tb_init_done flag set */
+ smp_wmb(); /* above must be visible before tb_init_done flag set */
tb_init_done = 1;
return 0;
@@ -414,7 +414,7 @@ int tb_control(xen_sysctl_tbuf_op_t *tbc)
int i;
tb_init_done = 0;
- wmb();
+ smp_wmb();
/* Clear any lost-record info so we don't get phantom lost records next time we
* start tracing. Grab the lock to make sure we're not racing anyone. After this
* hypercall returns, no more records should be placed into the buffers. */
@@ -607,7 +607,7 @@ static inline void __insert_record(struct t_buf *buf,
memcpy(next_page, (char *)rec + remaining, rec_size - remaining);
}
- wmb();
+ smp_wmb();
next += rec_size;
if ( next >= 2*data_size )
@@ -718,7 +718,7 @@ void __trace_var(u32 event, bool_t cycles, unsigned int extra,
return;
/* Read tb_init_done /before/ t_bufs. */
- rmb();
+ smp_rmb();
spin_lock_irqsave(&this_cpu(t_lock), flags);
diff --git a/xen/drivers/char/console.c b/xen/drivers/char/console.c
index 7cd7bf6645..b696b3e54d 100644
--- a/xen/drivers/char/console.c
+++ b/xen/drivers/char/console.c
@@ -648,7 +648,7 @@ void __init console_init_postirq(void)
for ( i = conringc ; i != conringp; i++ )
ring[i & (opt_conring_size - 1)] = conring[i & (conring_size - 1)];
conring = ring;
- wmb(); /* Allow users of console_force_unlock() to see larger buffer. */
+ smp_wmb(); /* Allow users of console_force_unlock() to see larger buffer. */
conring_size = opt_conring_size;
spin_unlock_irq(&console_lock);
diff --git a/xen/include/xen/event.h b/xen/include/xen/event.h
index 4ac39ad5ee..6f6016285d 100644
--- a/xen/include/xen/event.h
+++ b/xen/include/xen/event.h
@@ -85,7 +85,7 @@ void notify_via_xen_event_channel(struct domain *ld, int lport);
if ( condition ) \
break; \
set_bit(_VPF_blocked_in_xen, &current->pause_flags); \
- mb(); /* set blocked status /then/ re-evaluate condition */ \
+ smp_mb(); /* set blocked status /then/ re-evaluate condition */ \
if ( condition ) \
{ \
clear_bit(_VPF_blocked_in_xen, &current->pause_flags); \
@@ -99,7 +99,7 @@ void notify_via_xen_event_channel(struct domain *ld, int lport);
do { \
set_bit(_VPF_blocked_in_xen, &current->pause_flags); \
raise_softirq(SCHEDULE_SOFTIRQ); \
- mb(); /* set blocked status /then/ caller does his work */ \
+ smp_mb(); /* set blocked status /then/ caller does his work */ \
} while ( 0 )
#endif /* __XEN_EVENT_H__ */
diff --git a/xen/xsm/flask/ss/sidtab.c b/xen/xsm/flask/ss/sidtab.c
index 586033cfe1..cd1360cb4a 100644
--- a/xen/xsm/flask/ss/sidtab.c
+++ b/xen/xsm/flask/ss/sidtab.c
@@ -79,13 +79,13 @@ int sidtab_insert(struct sidtab *s, u32 sid, struct context *context)
if ( prev )
{
newnode->next = prev->next;
- wmb();
+ smp_wmb();
prev->next = newnode;
}
else
{
newnode->next = s->htable[hvalue];
- wmb();
+ smp_wmb();
s->htable[hvalue] = newnode;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-09 07:39:06 +0000