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-rw-r--r--fs/afs/misc.c1
-rw-r--r--fs/cifs/cifsfs.c6
-rw-r--r--fs/cifs/smb2ops.c69
-rw-r--r--fs/cifs/smb2pdu.c12
-rw-r--r--fs/erofs/fscache.c8
-rw-r--r--fs/erofs/internal.h29
-rw-r--r--fs/erofs/zmap.c16
7 files changed, 70 insertions, 71 deletions
diff --git a/fs/afs/misc.c b/fs/afs/misc.c
index 933e67fcdab1..805328ca5428 100644
--- a/fs/afs/misc.c
+++ b/fs/afs/misc.c
@@ -69,6 +69,7 @@ int afs_abort_to_error(u32 abort_code)
/* Unified AFS error table */
case UAEPERM: return -EPERM;
case UAENOENT: return -ENOENT;
+ case UAEAGAIN: return -EAGAIN;
case UAEACCES: return -EACCES;
case UAEBUSY: return -EBUSY;
case UAEEXIST: return -EEXIST;
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index f54d8bf2732a..8042d7280dec 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -1248,6 +1248,12 @@ ssize_t cifs_file_copychunk_range(unsigned int xid,
lock_two_nondirectories(target_inode, src_inode);
cifs_dbg(FYI, "about to flush pages\n");
+
+ rc = filemap_write_and_wait_range(src_inode->i_mapping, off,
+ off + len - 1);
+ if (rc)
+ goto out;
+
/* should we flush first and last page first */
truncate_inode_pages(&target_inode->i_data, 0);
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 4810bd62266a..421be43af425 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -1600,17 +1600,8 @@ smb2_copychunk_range(const unsigned int xid,
int chunks_copied = 0;
bool chunk_sizes_updated = false;
ssize_t bytes_written, total_bytes_written = 0;
- struct inode *inode;
pcchunk = kmalloc(sizeof(struct copychunk_ioctl), GFP_KERNEL);
-
- /*
- * We need to flush all unwritten data before we can send the
- * copychunk ioctl to the server.
- */
- inode = d_inode(trgtfile->dentry);
- filemap_write_and_wait(inode->i_mapping);
-
if (pcchunk == NULL)
return -ENOMEM;
@@ -3678,39 +3669,50 @@ static long smb3_collapse_range(struct file *file, struct cifs_tcon *tcon,
{
int rc;
unsigned int xid;
- struct inode *inode;
+ struct inode *inode = file_inode(file);
struct cifsFileInfo *cfile = file->private_data;
- struct cifsInodeInfo *cifsi;
+ struct cifsInodeInfo *cifsi = CIFS_I(inode);
__le64 eof;
+ loff_t old_eof;
xid = get_xid();
- inode = d_inode(cfile->dentry);
- cifsi = CIFS_I(inode);
+ inode_lock(inode);
- if (off >= i_size_read(inode) ||
- off + len >= i_size_read(inode)) {
+ old_eof = i_size_read(inode);
+ if ((off >= old_eof) ||
+ off + len >= old_eof) {
rc = -EINVAL;
goto out;
}
+ filemap_invalidate_lock(inode->i_mapping);
+ rc = filemap_write_and_wait_range(inode->i_mapping, off, old_eof - 1);
+ if (rc < 0)
+ goto out_2;
+
+ truncate_pagecache_range(inode, off, old_eof);
+
rc = smb2_copychunk_range(xid, cfile, cfile, off + len,
- i_size_read(inode) - off - len, off);
+ old_eof - off - len, off);
if (rc < 0)
- goto out;
+ goto out_2;
- eof = cpu_to_le64(i_size_read(inode) - len);
+ eof = cpu_to_le64(old_eof - len);
rc = SMB2_set_eof(xid, tcon, cfile->fid.persistent_fid,
cfile->fid.volatile_fid, cfile->pid, &eof);
if (rc < 0)
- goto out;
+ goto out_2;
rc = 0;
cifsi->server_eof = i_size_read(inode) - len;
truncate_setsize(inode, cifsi->server_eof);
fscache_resize_cookie(cifs_inode_cookie(inode), cifsi->server_eof);
+out_2:
+ filemap_invalidate_unlock(inode->i_mapping);
out:
+ inode_unlock(inode);
free_xid(xid);
return rc;
}
@@ -3721,34 +3723,47 @@ static long smb3_insert_range(struct file *file, struct cifs_tcon *tcon,
int rc;
unsigned int xid;
struct cifsFileInfo *cfile = file->private_data;
+ struct inode *inode = file_inode(file);
__le64 eof;
- __u64 count;
+ __u64 count, old_eof;
xid = get_xid();
- if (off >= i_size_read(file->f_inode)) {
+ inode_lock(inode);
+
+ old_eof = i_size_read(inode);
+ if (off >= old_eof) {
rc = -EINVAL;
goto out;
}
- count = i_size_read(file->f_inode) - off;
- eof = cpu_to_le64(i_size_read(file->f_inode) + len);
+ count = old_eof - off;
+ eof = cpu_to_le64(old_eof + len);
+
+ filemap_invalidate_lock(inode->i_mapping);
+ rc = filemap_write_and_wait_range(inode->i_mapping, off, old_eof + len - 1);
+ if (rc < 0)
+ goto out_2;
+ truncate_pagecache_range(inode, off, old_eof);
rc = SMB2_set_eof(xid, tcon, cfile->fid.persistent_fid,
cfile->fid.volatile_fid, cfile->pid, &eof);
if (rc < 0)
- goto out;
+ goto out_2;
rc = smb2_copychunk_range(xid, cfile, cfile, off, count, off + len);
if (rc < 0)
- goto out;
+ goto out_2;
- rc = smb3_zero_range(file, tcon, off, len, 1);
+ rc = smb3_zero_data(file, tcon, off, len, xid);
if (rc < 0)
- goto out;
+ goto out_2;
rc = 0;
+out_2:
+ filemap_invalidate_unlock(inode->i_mapping);
out:
+ inode_unlock(inode);
free_xid(xid);
return rc;
}
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 128e44e57528..6352ab32c7e7 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -965,16 +965,17 @@ SMB2_negotiate(const unsigned int xid,
} else if (rc != 0)
goto neg_exit;
+ rc = -EIO;
if (strcmp(server->vals->version_string,
SMB3ANY_VERSION_STRING) == 0) {
if (rsp->DialectRevision == cpu_to_le16(SMB20_PROT_ID)) {
cifs_server_dbg(VFS,
"SMB2 dialect returned but not requested\n");
- return -EIO;
+ goto neg_exit;
} else if (rsp->DialectRevision == cpu_to_le16(SMB21_PROT_ID)) {
cifs_server_dbg(VFS,
"SMB2.1 dialect returned but not requested\n");
- return -EIO;
+ goto neg_exit;
} else if (rsp->DialectRevision == cpu_to_le16(SMB311_PROT_ID)) {
/* ops set to 3.0 by default for default so update */
server->ops = &smb311_operations;
@@ -985,7 +986,7 @@ SMB2_negotiate(const unsigned int xid,
if (rsp->DialectRevision == cpu_to_le16(SMB20_PROT_ID)) {
cifs_server_dbg(VFS,
"SMB2 dialect returned but not requested\n");
- return -EIO;
+ goto neg_exit;
} else if (rsp->DialectRevision == cpu_to_le16(SMB21_PROT_ID)) {
/* ops set to 3.0 by default for default so update */
server->ops = &smb21_operations;
@@ -999,7 +1000,7 @@ SMB2_negotiate(const unsigned int xid,
/* if requested single dialect ensure returned dialect matched */
cifs_server_dbg(VFS, "Invalid 0x%x dialect returned: not requested\n",
le16_to_cpu(rsp->DialectRevision));
- return -EIO;
+ goto neg_exit;
}
cifs_dbg(FYI, "mode 0x%x\n", rsp->SecurityMode);
@@ -1017,9 +1018,10 @@ SMB2_negotiate(const unsigned int xid,
else {
cifs_server_dbg(VFS, "Invalid dialect returned by server 0x%x\n",
le16_to_cpu(rsp->DialectRevision));
- rc = -EIO;
goto neg_exit;
}
+
+ rc = 0;
server->dialect = le16_to_cpu(rsp->DialectRevision);
/*
diff --git a/fs/erofs/fscache.c b/fs/erofs/fscache.c
index 8e01d89c3319..b5fd9d71e67f 100644
--- a/fs/erofs/fscache.c
+++ b/fs/erofs/fscache.c
@@ -222,8 +222,10 @@ static int erofs_fscache_meta_read_folio(struct file *data, struct folio *folio)
rreq = erofs_fscache_alloc_request(folio_mapping(folio),
folio_pos(folio), folio_size(folio));
- if (IS_ERR(rreq))
+ if (IS_ERR(rreq)) {
+ ret = PTR_ERR(rreq);
goto out;
+ }
return erofs_fscache_read_folios_async(mdev.m_fscache->cookie,
rreq, mdev.m_pa);
@@ -301,8 +303,10 @@ static int erofs_fscache_read_folio(struct file *file, struct folio *folio)
rreq = erofs_fscache_alloc_request(folio_mapping(folio),
folio_pos(folio), folio_size(folio));
- if (IS_ERR(rreq))
+ if (IS_ERR(rreq)) {
+ ret = PTR_ERR(rreq);
goto out_unlock;
+ }
pstart = mdev.m_pa + (pos - map.m_la);
return erofs_fscache_read_folios_async(mdev.m_fscache->cookie,
diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h
index cfee49d33b95..a01cc82795a2 100644
--- a/fs/erofs/internal.h
+++ b/fs/erofs/internal.h
@@ -195,7 +195,6 @@ struct erofs_workgroup {
atomic_t refcount;
};
-#if defined(CONFIG_SMP)
static inline bool erofs_workgroup_try_to_freeze(struct erofs_workgroup *grp,
int val)
{
@@ -224,34 +223,6 @@ static inline int erofs_wait_on_workgroup_freezed(struct erofs_workgroup *grp)
return atomic_cond_read_relaxed(&grp->refcount,
VAL != EROFS_LOCKED_MAGIC);
}
-#else
-static inline bool erofs_workgroup_try_to_freeze(struct erofs_workgroup *grp,
- int val)
-{
- preempt_disable();
- /* no need to spin on UP platforms, let's just disable preemption. */
- if (val != atomic_read(&grp->refcount)) {
- preempt_enable();
- return false;
- }
- return true;
-}
-
-static inline void erofs_workgroup_unfreeze(struct erofs_workgroup *grp,
- int orig_val)
-{
- preempt_enable();
-}
-
-static inline int erofs_wait_on_workgroup_freezed(struct erofs_workgroup *grp)
-{
- int v = atomic_read(&grp->refcount);
-
- /* workgroup is never freezed on uniprocessor systems */
- DBG_BUGON(v == EROFS_LOCKED_MAGIC);
- return v;
-}
-#endif /* !CONFIG_SMP */
#endif /* !CONFIG_EROFS_FS_ZIP */
/* we strictly follow PAGE_SIZE and no buffer head yet */
diff --git a/fs/erofs/zmap.c b/fs/erofs/zmap.c
index 572f0b8151ba..d58549ca1df9 100644
--- a/fs/erofs/zmap.c
+++ b/fs/erofs/zmap.c
@@ -141,7 +141,7 @@ struct z_erofs_maprecorder {
u8 type, headtype;
u16 clusterofs;
u16 delta[2];
- erofs_blk_t pblk, compressedlcs;
+ erofs_blk_t pblk, compressedblks;
erofs_off_t nextpackoff;
};
@@ -192,7 +192,7 @@ static int legacy_load_cluster_from_disk(struct z_erofs_maprecorder *m,
DBG_BUGON(1);
return -EFSCORRUPTED;
}
- m->compressedlcs = m->delta[0] &
+ m->compressedblks = m->delta[0] &
~Z_EROFS_VLE_DI_D0_CBLKCNT;
m->delta[0] = 1;
}
@@ -293,7 +293,7 @@ static int unpack_compacted_index(struct z_erofs_maprecorder *m,
DBG_BUGON(1);
return -EFSCORRUPTED;
}
- m->compressedlcs = lo & ~Z_EROFS_VLE_DI_D0_CBLKCNT;
+ m->compressedblks = lo & ~Z_EROFS_VLE_DI_D0_CBLKCNT;
m->delta[0] = 1;
return 0;
} else if (i + 1 != (int)vcnt) {
@@ -497,7 +497,7 @@ static int z_erofs_get_extent_compressedlen(struct z_erofs_maprecorder *m,
return 0;
}
lcn = m->lcn + 1;
- if (m->compressedlcs)
+ if (m->compressedblks)
goto out;
err = z_erofs_load_cluster_from_disk(m, lcn, false);
@@ -506,7 +506,7 @@ static int z_erofs_get_extent_compressedlen(struct z_erofs_maprecorder *m,
/*
* If the 1st NONHEAD lcluster has already been handled initially w/o
- * valid compressedlcs, which means at least it mustn't be CBLKCNT, or
+ * valid compressedblks, which means at least it mustn't be CBLKCNT, or
* an internal implemenatation error is detected.
*
* The following code can also handle it properly anyway, but let's
@@ -523,12 +523,12 @@ static int z_erofs_get_extent_compressedlen(struct z_erofs_maprecorder *m,
* if the 1st NONHEAD lcluster is actually PLAIN or HEAD type
* rather than CBLKCNT, it's a 1 lcluster-sized pcluster.
*/
- m->compressedlcs = 1;
+ m->compressedblks = 1 << (lclusterbits - LOG_BLOCK_SIZE);
break;
case Z_EROFS_VLE_CLUSTER_TYPE_NONHEAD:
if (m->delta[0] != 1)
goto err_bonus_cblkcnt;
- if (m->compressedlcs)
+ if (m->compressedblks)
break;
fallthrough;
default:
@@ -539,7 +539,7 @@ static int z_erofs_get_extent_compressedlen(struct z_erofs_maprecorder *m,
return -EFSCORRUPTED;
}
out:
- map->m_plen = (u64)m->compressedlcs << lclusterbits;
+ map->m_plen = (u64)m->compressedblks << LOG_BLOCK_SIZE;
return 0;
err_bonus_cblkcnt:
erofs_err(m->inode->i_sb,
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