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-rw-r--r--fs/afs/dir.c7
-rw-r--r--fs/afs/file.c28
-rw-r--r--fs/afs/inode.c14
-rw-r--r--fs/afs/internal.h4
-rw-r--r--fs/afs/misc.c5
-rw-r--r--fs/afs/rotate.c4
-rw-r--r--fs/afs/rxrpc.c8
-rw-r--r--fs/afs/write.c8
8 files changed, 48 insertions, 30 deletions
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 932e61e28e5d..94aa7356248e 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -41,7 +41,7 @@ static int afs_symlink(struct user_namespace *mnt_userns, struct inode *dir,
static int afs_rename(struct user_namespace *mnt_userns, struct inode *old_dir,
struct dentry *old_dentry, struct inode *new_dir,
struct dentry *new_dentry, unsigned int flags);
-static int afs_dir_releasepage(struct page *page, gfp_t gfp_flags);
+static bool afs_dir_release_folio(struct folio *folio, gfp_t gfp_flags);
static void afs_dir_invalidate_folio(struct folio *folio, size_t offset,
size_t length);
@@ -75,7 +75,7 @@ const struct inode_operations afs_dir_inode_operations = {
const struct address_space_operations afs_dir_aops = {
.dirty_folio = afs_dir_dirty_folio,
- .releasepage = afs_dir_releasepage,
+ .release_folio = afs_dir_release_folio,
.invalidate_folio = afs_dir_invalidate_folio,
};
@@ -2002,9 +2002,8 @@ error:
* Release a directory folio and clean up its private state if it's not busy
* - return true if the folio can now be released, false if not
*/
-static int afs_dir_releasepage(struct page *subpage, gfp_t gfp_flags)
+static bool afs_dir_release_folio(struct folio *folio, gfp_t gfp_flags)
{
- struct folio *folio = page_folio(subpage);
struct afs_vnode *dvnode = AFS_FS_I(folio_inode(folio));
_enter("{{%llx:%llu}[%lu]}", dvnode->fid.vid, dvnode->fid.vnode, folio_index(folio));
diff --git a/fs/afs/file.c b/fs/afs/file.c
index 26292a110a8f..a8e8832179e4 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -19,10 +19,10 @@
#include "internal.h"
static int afs_file_mmap(struct file *file, struct vm_area_struct *vma);
-static int afs_symlink_readpage(struct file *file, struct page *page);
+static int afs_symlink_read_folio(struct file *file, struct folio *folio);
static void afs_invalidate_folio(struct folio *folio, size_t offset,
size_t length);
-static int afs_releasepage(struct page *page, gfp_t gfp_flags);
+static bool afs_release_folio(struct folio *folio, gfp_t gfp_flags);
static ssize_t afs_file_read_iter(struct kiocb *iocb, struct iov_iter *iter);
static void afs_vm_open(struct vm_area_struct *area);
@@ -50,11 +50,11 @@ const struct inode_operations afs_file_inode_operations = {
};
const struct address_space_operations afs_file_aops = {
- .readpage = netfs_readpage,
+ .read_folio = netfs_read_folio,
.readahead = netfs_readahead,
.dirty_folio = afs_dirty_folio,
.launder_folio = afs_launder_folio,
- .releasepage = afs_releasepage,
+ .release_folio = afs_release_folio,
.invalidate_folio = afs_invalidate_folio,
.write_begin = afs_write_begin,
.write_end = afs_write_end,
@@ -63,8 +63,8 @@ const struct address_space_operations afs_file_aops = {
};
const struct address_space_operations afs_symlink_aops = {
- .readpage = afs_symlink_readpage,
- .releasepage = afs_releasepage,
+ .read_folio = afs_symlink_read_folio,
+ .release_folio = afs_release_folio,
.invalidate_folio = afs_invalidate_folio,
};
@@ -332,11 +332,10 @@ static void afs_issue_read(struct netfs_io_subrequest *subreq)
afs_put_read(fsreq);
}
-static int afs_symlink_readpage(struct file *file, struct page *page)
+static int afs_symlink_read_folio(struct file *file, struct folio *folio)
{
- struct afs_vnode *vnode = AFS_FS_I(page->mapping->host);
+ struct afs_vnode *vnode = AFS_FS_I(folio->mapping->host);
struct afs_read *fsreq;
- struct folio *folio = page_folio(page);
int ret;
fsreq = afs_alloc_read(GFP_NOFS);
@@ -347,13 +346,13 @@ static int afs_symlink_readpage(struct file *file, struct page *page)
fsreq->len = folio_size(folio);
fsreq->vnode = vnode;
fsreq->iter = &fsreq->def_iter;
- iov_iter_xarray(&fsreq->def_iter, READ, &page->mapping->i_pages,
+ iov_iter_xarray(&fsreq->def_iter, READ, &folio->mapping->i_pages,
fsreq->pos, fsreq->len);
ret = afs_fetch_data(fsreq->vnode, fsreq);
if (ret == 0)
- SetPageUptodate(page);
- unlock_page(page);
+ folio_mark_uptodate(folio);
+ folio_unlock(folio);
return ret;
}
@@ -482,16 +481,15 @@ static void afs_invalidate_folio(struct folio *folio, size_t offset,
* release a page and clean up its private state if it's not busy
* - return true if the page can now be released, false if not
*/
-static int afs_releasepage(struct page *page, gfp_t gfp)
+static bool afs_release_folio(struct folio *folio, gfp_t gfp)
{
- struct folio *folio = page_folio(page);
struct afs_vnode *vnode = AFS_FS_I(folio_inode(folio));
_enter("{{%llx:%llu}[%lu],%lx},%x",
vnode->fid.vid, vnode->fid.vnode, folio_index(folio), folio->flags,
gfp);
- /* deny if page is being written to the cache and the caller hasn't
+ /* deny if folio is being written to the cache and the caller hasn't
* elected to wait */
#ifdef CONFIG_AFS_FSCACHE
if (folio_test_fscache(folio)) {
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 2fe402483ad5..30b066299d39 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -740,10 +740,22 @@ int afs_getattr(struct user_namespace *mnt_userns, const struct path *path,
{
struct inode *inode = d_inode(path->dentry);
struct afs_vnode *vnode = AFS_FS_I(inode);
- int seq = 0;
+ struct key *key;
+ int ret, seq = 0;
_enter("{ ino=%lu v=%u }", inode->i_ino, inode->i_generation);
+ if (!(query_flags & AT_STATX_DONT_SYNC) &&
+ !test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags)) {
+ key = afs_request_key(vnode->volume->cell);
+ if (IS_ERR(key))
+ return PTR_ERR(key);
+ ret = afs_validate(vnode, key);
+ key_put(key);
+ if (ret < 0)
+ return ret;
+ }
+
do {
read_seqbegin_or_lock(&vnode->cb_lock, &seq);
generic_fillattr(&init_user_ns, inode, stat);
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index 7b7ef945dc78..a30995901266 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -311,7 +311,7 @@ struct afs_net {
atomic_t n_lookup; /* Number of lookups done */
atomic_t n_reval; /* Number of dentries needing revalidation */
atomic_t n_inval; /* Number of invalidations by the server */
- atomic_t n_relpg; /* Number of invalidations by releasepage */
+ atomic_t n_relpg; /* Number of invalidations by release_folio */
atomic_t n_read_dir; /* Number of directory pages read */
atomic_t n_dir_cr; /* Number of directory entry creation edits */
atomic_t n_dir_rm; /* Number of directory entry removal edits */
@@ -1535,7 +1535,7 @@ bool afs_dirty_folio(struct address_space *, struct folio *);
#define afs_dirty_folio filemap_dirty_folio
#endif
extern int afs_write_begin(struct file *file, struct address_space *mapping,
- loff_t pos, unsigned len, unsigned flags,
+ loff_t pos, unsigned len,
struct page **pagep, void **fsdata);
extern int afs_write_end(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned copied,
diff --git a/fs/afs/misc.c b/fs/afs/misc.c
index 1d1a8debe472..933e67fcdab1 100644
--- a/fs/afs/misc.c
+++ b/fs/afs/misc.c
@@ -163,8 +163,11 @@ void afs_prioritise_error(struct afs_error *e, int error, u32 abort_code)
return;
case -ECONNABORTED:
+ error = afs_abort_to_error(abort_code);
+ fallthrough;
+ case -ENETRESET: /* Responded, but we seem to have changed address */
e->responded = true;
- e->error = afs_abort_to_error(abort_code);
+ e->error = error;
return;
}
}
diff --git a/fs/afs/rotate.c b/fs/afs/rotate.c
index 79e1a5f6701b..a840c3588ebb 100644
--- a/fs/afs/rotate.c
+++ b/fs/afs/rotate.c
@@ -292,6 +292,10 @@ bool afs_select_fileserver(struct afs_operation *op)
op->error = error;
goto iterate_address;
+ case -ENETRESET:
+ pr_warn("kAFS: Peer reset %s (op=%x)\n",
+ op->type ? op->type->name : "???", op->debug_id);
+ fallthrough;
case -ECONNRESET:
_debug("call reset");
op->error = error;
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index 23a1a92d64bb..a5434f3e57c6 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -537,6 +537,8 @@ static void afs_deliver_to_call(struct afs_call *call)
case -ENODATA:
case -EBADMSG:
case -EMSGSIZE:
+ case -ENOMEM:
+ case -EFAULT:
abort_code = RXGEN_CC_UNMARSHAL;
if (state != AFS_CALL_CL_AWAIT_REPLY)
abort_code = RXGEN_SS_UNMARSHAL;
@@ -544,7 +546,7 @@ static void afs_deliver_to_call(struct afs_call *call)
abort_code, ret, "KUM");
goto local_abort;
default:
- abort_code = RX_USER_ABORT;
+ abort_code = RX_CALL_DEAD;
rxrpc_kernel_abort_call(call->net->socket, call->rxcall,
abort_code, ret, "KER");
goto local_abort;
@@ -836,7 +838,7 @@ void afs_send_empty_reply(struct afs_call *call)
case -ENOMEM:
_debug("oom");
rxrpc_kernel_abort_call(net->socket, call->rxcall,
- RX_USER_ABORT, -ENOMEM, "KOO");
+ RXGEN_SS_MARSHAL, -ENOMEM, "KOO");
fallthrough;
default:
_leave(" [error]");
@@ -878,7 +880,7 @@ void afs_send_simple_reply(struct afs_call *call, const void *buf, size_t len)
if (n == -ENOMEM) {
_debug("oom");
rxrpc_kernel_abort_call(net->socket, call->rxcall,
- RX_USER_ABORT, -ENOMEM, "KOO");
+ RXGEN_SS_MARSHAL, -ENOMEM, "KOO");
}
_leave(" [error]");
}
diff --git a/fs/afs/write.c b/fs/afs/write.c
index 6bcf1475511b..2236b2165e37 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -42,7 +42,7 @@ static void afs_folio_start_fscache(bool caching, struct folio *folio)
* prepare to perform part of a write to a page
*/
int afs_write_begin(struct file *file, struct address_space *mapping,
- loff_t pos, unsigned len, unsigned flags,
+ loff_t pos, unsigned len,
struct page **_page, void **fsdata)
{
struct afs_vnode *vnode = AFS_FS_I(file_inode(file));
@@ -60,7 +60,7 @@ int afs_write_begin(struct file *file, struct address_space *mapping,
* file. We need to do this before we get a lock on the page in case
* there's more than one writer competing for the same cache block.
*/
- ret = netfs_write_begin(file, mapping, pos, len, flags, &folio, fsdata);
+ ret = netfs_write_begin(file, mapping, pos, len, &folio, fsdata);
if (ret < 0)
return ret;
@@ -616,8 +616,7 @@ static ssize_t afs_write_back_from_locked_folio(struct address_space *mapping,
_debug("write discard %x @%llx [%llx]", len, start, i_size);
/* The dirty region was entirely beyond the EOF. */
- fscache_clear_page_bits(afs_vnode_cache(vnode),
- mapping, start, len, caching);
+ fscache_clear_page_bits(mapping, start, len, caching);
afs_pages_written_back(vnode, start, len);
ret = 0;
}
@@ -637,6 +636,7 @@ static ssize_t afs_write_back_from_locked_folio(struct address_space *mapping,
case -EKEYEXPIRED:
case -EKEYREJECTED:
case -EKEYREVOKED:
+ case -ENETRESET:
afs_redirty_pages(wbc, mapping, start, len);
mapping_set_error(mapping, ret);
break;
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.