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-rw-r--r--fs/xfs/kmem.c26
-rw-r--r--fs/xfs/kmem.h2
-rw-r--r--fs/xfs/libxfs/xfs_inode_fork.c10
-rw-r--r--fs/xfs/xfs_dquot.c2
-rw-r--r--fs/xfs/xfs_inode.c2
-rw-r--r--fs/xfs/xfs_inode_item.c2
-rw-r--r--fs/xfs/xfs_log.c4
-rw-r--r--fs/xfs/xfs_log_recover.c2
-rw-r--r--fs/xfs/xfs_mount.c1
-rw-r--r--fs/xfs/xfs_trace.h10
10 files changed, 32 insertions, 29 deletions
diff --git a/fs/xfs/kmem.c b/fs/xfs/kmem.c
index 686ba6fb20dd..339c696bbc01 100644
--- a/fs/xfs/kmem.c
+++ b/fs/xfs/kmem.c
@@ -93,19 +93,23 @@ kmem_zalloc_large(size_t size, xfs_km_flags_t flags)
}
void *
-kmem_realloc(const void *ptr, size_t newsize, size_t oldsize,
- xfs_km_flags_t flags)
+kmem_realloc(const void *old, size_t newsize, xfs_km_flags_t flags)
{
- void *new;
+ int retries = 0;
+ gfp_t lflags = kmem_flags_convert(flags);
+ void *ptr;
- new = kmem_alloc(newsize, flags);
- if (ptr) {
- if (new)
- memcpy(new, ptr,
- ((oldsize < newsize) ? oldsize : newsize));
- kmem_free(ptr);
- }
- return new;
+ do {
+ ptr = krealloc(old, newsize, lflags);
+ if (ptr || (flags & (KM_MAYFAIL|KM_NOSLEEP)))
+ return ptr;
+ if (!(++retries % 100))
+ xfs_err(NULL,
+ "%s(%u) possible memory allocation deadlock size %zu in %s (mode:0x%x)",
+ current->comm, current->pid,
+ newsize, __func__, lflags);
+ congestion_wait(BLK_RW_ASYNC, HZ/50);
+ } while (1);
}
void *
diff --git a/fs/xfs/kmem.h b/fs/xfs/kmem.h
index d1c66e465ca5..689f746224e7 100644
--- a/fs/xfs/kmem.h
+++ b/fs/xfs/kmem.h
@@ -62,7 +62,7 @@ kmem_flags_convert(xfs_km_flags_t flags)
extern void *kmem_alloc(size_t, xfs_km_flags_t);
extern void *kmem_zalloc_large(size_t size, xfs_km_flags_t);
-extern void *kmem_realloc(const void *, size_t, size_t, xfs_km_flags_t);
+extern void *kmem_realloc(const void *, size_t, xfs_km_flags_t);
static inline void kmem_free(const void *ptr)
{
kvfree(ptr);
diff --git a/fs/xfs/libxfs/xfs_inode_fork.c b/fs/xfs/libxfs/xfs_inode_fork.c
index 4fbe2263c1fc..d3d1477bfb9e 100644
--- a/fs/xfs/libxfs/xfs_inode_fork.c
+++ b/fs/xfs/libxfs/xfs_inode_fork.c
@@ -542,7 +542,6 @@ xfs_iroot_realloc(
new_max = cur_max + rec_diff;
new_size = XFS_BMAP_BROOT_SPACE_CALC(mp, new_max);
ifp->if_broot = kmem_realloc(ifp->if_broot, new_size,
- XFS_BMAP_BROOT_SPACE_CALC(mp, cur_max),
KM_SLEEP | KM_NOFS);
op = (char *)XFS_BMAP_BROOT_PTR_ADDR(mp, ifp->if_broot, 1,
ifp->if_broot_bytes);
@@ -686,7 +685,6 @@ xfs_idata_realloc(
ifp->if_u1.if_data =
kmem_realloc(ifp->if_u1.if_data,
real_size,
- ifp->if_real_bytes,
KM_SLEEP | KM_NOFS);
}
} else {
@@ -1402,8 +1400,7 @@ xfs_iext_realloc_direct(
if (rnew_size != ifp->if_real_bytes) {
ifp->if_u1.if_extents =
kmem_realloc(ifp->if_u1.if_extents,
- rnew_size,
- ifp->if_real_bytes, KM_NOFS);
+ rnew_size, KM_NOFS);
}
if (rnew_size > ifp->if_real_bytes) {
memset(&ifp->if_u1.if_extents[ifp->if_bytes /
@@ -1487,9 +1484,8 @@ xfs_iext_realloc_indirect(
if (new_size == 0) {
xfs_iext_destroy(ifp);
} else {
- ifp->if_u1.if_ext_irec = (xfs_ext_irec_t *)
- kmem_realloc(ifp->if_u1.if_ext_irec,
- new_size, size, KM_NOFS);
+ ifp->if_u1.if_ext_irec =
+ kmem_realloc(ifp->if_u1.if_ext_irec, new_size, KM_NOFS);
}
}
diff --git a/fs/xfs/xfs_dquot.c b/fs/xfs/xfs_dquot.c
index 23e24329b132..e0646659ce16 100644
--- a/fs/xfs/xfs_dquot.c
+++ b/fs/xfs/xfs_dquot.c
@@ -691,7 +691,7 @@ error0:
* end of the chunk, skip ahead to first id in next allocated chunk
* using the SEEK_DATA interface.
*/
-int
+static int
xfs_dq_get_next_id(
xfs_mount_t *mp,
uint type,
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index ca270d9bbb90..f79ea594fbf2 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -1030,7 +1030,7 @@ xfs_dir_ialloc(
tp->t_flags &= ~(XFS_TRANS_DQ_DIRTY);
}
- code = xfs_trans_roll(&tp, 0);
+ code = xfs_trans_roll(&tp, NULL);
if (committed != NULL)
*committed = 1;
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index 37e23c7a5684..a1b07612224c 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -479,6 +479,8 @@ STATIC uint
xfs_inode_item_push(
struct xfs_log_item *lip,
struct list_head *buffer_list)
+ __releases(&lip->li_ailp->xa_lock)
+ __acquires(&lip->li_ailp->xa_lock)
{
struct xfs_inode_log_item *iip = INODE_ITEM(lip);
struct xfs_inode *ip = iip->ili_inode;
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 268f7d65cfd4..bde02f1fba73 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -3325,7 +3325,7 @@ xfs_log_force(
{
int error;
- trace_xfs_log_force(mp, 0);
+ trace_xfs_log_force(mp, 0, _RET_IP_);
error = _xfs_log_force(mp, flags, NULL);
if (error)
xfs_warn(mp, "%s: error %d returned.", __func__, error);
@@ -3474,7 +3474,7 @@ xfs_log_force_lsn(
{
int error;
- trace_xfs_log_force(mp, lsn);
+ trace_xfs_log_force(mp, lsn, _RET_IP_);
error = _xfs_log_force_lsn(mp, lsn, flags, NULL);
if (error)
xfs_warn(mp, "%s: error %d returned.", __func__, error);
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 558f3d1d91ad..835997843846 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -3843,7 +3843,7 @@ xlog_recover_add_to_cont_trans(
old_ptr = item->ri_buf[item->ri_cnt-1].i_addr;
old_len = item->ri_buf[item->ri_cnt-1].i_len;
- ptr = kmem_realloc(old_ptr, len+old_len, old_len, KM_SLEEP);
+ ptr = kmem_realloc(old_ptr, len + old_len, KM_SLEEP);
memcpy(&ptr[old_len], dp, len);
item->ri_buf[item->ri_cnt-1].i_len += len;
item->ri_buf[item->ri_cnt-1].i_addr = ptr;
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 536a0ee9cd5a..654799f716fc 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -89,7 +89,6 @@ xfs_uuid_mount(
if (hole < 0) {
xfs_uuid_table = kmem_realloc(xfs_uuid_table,
(xfs_uuid_table_size + 1) * sizeof(*xfs_uuid_table),
- xfs_uuid_table_size * sizeof(*xfs_uuid_table),
KM_SLEEP);
hole = xfs_uuid_table_size++;
}
diff --git a/fs/xfs/xfs_trace.h b/fs/xfs/xfs_trace.h
index f08129444280..840d52e38f10 100644
--- a/fs/xfs/xfs_trace.h
+++ b/fs/xfs/xfs_trace.h
@@ -1050,19 +1050,21 @@ DECLARE_EVENT_CLASS(xfs_log_item_class,
)
TRACE_EVENT(xfs_log_force,
- TP_PROTO(struct xfs_mount *mp, xfs_lsn_t lsn),
- TP_ARGS(mp, lsn),
+ TP_PROTO(struct xfs_mount *mp, xfs_lsn_t lsn, unsigned long caller_ip),
+ TP_ARGS(mp, lsn, caller_ip),
TP_STRUCT__entry(
__field(dev_t, dev)
__field(xfs_lsn_t, lsn)
+ __field(unsigned long, caller_ip)
),
TP_fast_assign(
__entry->dev = mp->m_super->s_dev;
__entry->lsn = lsn;
+ __entry->caller_ip = caller_ip;
),
- TP_printk("dev %d:%d lsn 0x%llx",
+ TP_printk("dev %d:%d lsn 0x%llx caller %ps",
MAJOR(__entry->dev), MINOR(__entry->dev),
- __entry->lsn)
+ __entry->lsn, (void *)__entry->caller_ip)
)
#define DEFINE_LOG_ITEM_EVENT(name) \
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-25 03:36:33 +0100