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-rw-r--r--fs/xfs/libxfs/xfs_attr.c14
-rw-r--r--fs/xfs/scrub/scrub.c17
-rw-r--r--fs/xfs/xfs_acl.c3
-rw-r--r--fs/xfs/xfs_fsops.c7
-rw-r--r--fs/xfs/xfs_ioctl.c3
-rw-r--r--fs/xfs/xfs_iops.c3
-rw-r--r--fs/xfs/xfs_log.c41
-rw-r--r--fs/xfs/xfs_message.h6
-rw-r--r--fs/xfs/xfs_mount.c1
-rw-r--r--fs/xfs/xfs_mount.h18
-rw-r--r--fs/xfs/xfs_super.c1
-rw-r--r--fs/xfs/xfs_super.h1
-rw-r--r--fs/xfs/xfs_xattr.c79
-rw-r--r--fs/xfs/xfs_xattr.h13
14 files changed, 126 insertions, 81 deletions
diff --git a/fs/xfs/libxfs/xfs_attr.c b/fs/xfs/libxfs/xfs_attr.c
index 9f14aca29ec4..836ab1b8ed7b 100644
--- a/fs/xfs/libxfs/xfs_attr.c
+++ b/fs/xfs/libxfs/xfs_attr.c
@@ -25,7 +25,7 @@
#include "xfs_trans_space.h"
#include "xfs_trace.h"
#include "xfs_attr_item.h"
-#include "xfs_log.h"
+#include "xfs_xattr.h"
struct kmem_cache *xfs_attr_intent_cache;
@@ -982,7 +982,6 @@ xfs_attr_set(
int error, local;
int rmt_blks = 0;
unsigned int total;
- bool use_logging = xfs_has_larp(mp);
if (xfs_is_shutdown(dp->i_mount))
return -EIO;
@@ -1027,12 +1026,6 @@ xfs_attr_set(
rmt_blks = xfs_attr3_rmt_blocks(mp, XFS_XATTR_SIZE_MAX);
}
- if (use_logging) {
- error = xfs_attr_use_log_assist(mp);
- if (error)
- return error;
- }
-
/*
* Root fork attributes can use reserved data blocks for this
* operation if necessary
@@ -1040,7 +1033,7 @@ xfs_attr_set(
xfs_init_attr_trans(args, &tres, &total);
error = xfs_trans_alloc_inode(dp, &tres, total, 0, rsvd, &args->trans);
if (error)
- goto drop_incompat;
+ return error;
if (args->value || xfs_inode_hasattr(dp)) {
error = xfs_iext_count_may_overflow(dp, XFS_ATTR_FORK,
@@ -1100,9 +1093,6 @@ xfs_attr_set(
error = xfs_trans_commit(args->trans);
out_unlock:
xfs_iunlock(dp, XFS_ILOCK_EXCL);
-drop_incompat:
- if (use_logging)
- xlog_drop_incompat_feat(mp->m_log);
return error;
out_trans_cancel:
diff --git a/fs/xfs/scrub/scrub.c b/fs/xfs/scrub/scrub.c
index b11870d07c56..2e8e400f10a9 100644
--- a/fs/xfs/scrub/scrub.c
+++ b/fs/xfs/scrub/scrub.c
@@ -340,20 +340,6 @@ static const struct xchk_meta_ops meta_scrub_ops[] = {
},
};
-/* This isn't a stable feature, warn once per day. */
-static inline void
-xchk_experimental_warning(
- struct xfs_mount *mp)
-{
- static struct ratelimit_state scrub_warning = RATELIMIT_STATE_INIT(
- "xchk_warning", 86400 * HZ, 1);
- ratelimit_set_flags(&scrub_warning, RATELIMIT_MSG_ON_RELEASE);
-
- if (__ratelimit(&scrub_warning))
- xfs_alert(mp,
-"EXPERIMENTAL online scrub feature in use. Use at your own risk!");
-}
-
static int
xchk_validate_inputs(
struct xfs_mount *mp,
@@ -478,7 +464,8 @@ xfs_scrub_metadata(
if (error)
goto out;
- xchk_experimental_warning(mp);
+ xfs_warn_mount(mp, XFS_OPSTATE_WARNED_SCRUB,
+ "EXPERIMENTAL online scrub feature in use. Use at your own risk!");
sc = kmem_zalloc(sizeof(struct xfs_scrub), KM_NOFS | KM_MAYFAIL);
if (!sc) {
diff --git a/fs/xfs/xfs_acl.c b/fs/xfs/xfs_acl.c
index 3df9c1782ead..b744c62052b6 100644
--- a/fs/xfs/xfs_acl.c
+++ b/fs/xfs/xfs_acl.c
@@ -17,6 +17,7 @@
#include "xfs_error.h"
#include "xfs_acl.h"
#include "xfs_trans.h"
+#include "xfs_xattr.h"
#include <linux/posix_acl_xattr.h>
@@ -202,7 +203,7 @@ __xfs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
xfs_acl_to_disk(args.value, acl);
}
- error = xfs_attr_set(&args);
+ error = xfs_attr_change(&args);
kmem_free(args.value);
/*
diff --git a/fs/xfs/xfs_fsops.c b/fs/xfs/xfs_fsops.c
index 888839e75d11..d4a77c53f94b 100644
--- a/fs/xfs/xfs_fsops.c
+++ b/fs/xfs/xfs_fsops.c
@@ -149,12 +149,7 @@ xfs_growfs_data_private(
error = xfs_resizefs_init_new_ags(tp, &id, oagcount, nagcount,
delta, &lastag_extended);
} else {
- static struct ratelimit_state shrink_warning = \
- RATELIMIT_STATE_INIT("shrink_warning", 86400 * HZ, 1);
- ratelimit_set_flags(&shrink_warning, RATELIMIT_MSG_ON_RELEASE);
-
- if (__ratelimit(&shrink_warning))
- xfs_alert(mp,
+ xfs_warn_mount(mp, XFS_OPSTATE_WARNED_SHRINK,
"EXPERIMENTAL online shrink feature in use. Use at your own risk!");
error = xfs_ag_shrink_space(mp, &tp, nagcount - 1, -delta);
diff --git a/fs/xfs/xfs_ioctl.c b/fs/xfs/xfs_ioctl.c
index 0e5cb7936206..5a364a7d58fd 100644
--- a/fs/xfs/xfs_ioctl.c
+++ b/fs/xfs/xfs_ioctl.c
@@ -37,6 +37,7 @@
#include "xfs_health.h"
#include "xfs_reflink.h"
#include "xfs_ioctl.h"
+#include "xfs_xattr.h"
#include <linux/mount.h>
#include <linux/namei.h>
@@ -524,7 +525,7 @@ xfs_attrmulti_attr_set(
args.valuelen = len;
}
- error = xfs_attr_set(&args);
+ error = xfs_attr_change(&args);
if (!error && (flags & XFS_IOC_ATTR_ROOT))
xfs_forget_acl(inode, name);
kfree(args.value);
diff --git a/fs/xfs/xfs_iops.c b/fs/xfs/xfs_iops.c
index e912b7fee714..29f5b8b8aca6 100644
--- a/fs/xfs/xfs_iops.c
+++ b/fs/xfs/xfs_iops.c
@@ -24,6 +24,7 @@
#include "xfs_iomap.h"
#include "xfs_error.h"
#include "xfs_ioctl.h"
+#include "xfs_xattr.h"
#include <linux/posix_acl.h>
#include <linux/security.h>
@@ -61,7 +62,7 @@ xfs_initxattrs(
.value = xattr->value,
.valuelen = xattr->value_len,
};
- error = xfs_attr_set(&args);
+ error = xfs_attr_change(&args);
if (error < 0)
break;
}
diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 9dc748abdf33..1e972f884a81 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -3877,44 +3877,3 @@ xlog_drop_incompat_feat(
{
up_read(&log->l_incompat_users);
}
-
-/*
- * Get permission to use log-assisted atomic exchange of file extents.
- *
- * Callers must not be running any transactions or hold any inode locks, and
- * they must release the permission by calling xlog_drop_incompat_feat
- * when they're done.
- */
-int
-xfs_attr_use_log_assist(
- struct xfs_mount *mp)
-{
- int error = 0;
-
- /*
- * Protect ourselves from an idle log clearing the logged xattrs log
- * incompat feature bit.
- */
- xlog_use_incompat_feat(mp->m_log);
-
- /*
- * If log-assisted xattrs are already enabled, the caller can use the
- * log assisted swap functions with the log-incompat reference we got.
- */
- if (xfs_sb_version_haslogxattrs(&mp->m_sb))
- return 0;
-
- /* Enable log-assisted xattrs. */
- error = xfs_add_incompat_log_feature(mp,
- XFS_SB_FEAT_INCOMPAT_LOG_XATTRS);
- if (error)
- goto drop_incompat;
-
- xfs_warn_once(mp,
-"EXPERIMENTAL logged extended attributes feature added. Use at your own risk!");
-
- return 0;
-drop_incompat:
- xlog_drop_incompat_feat(mp->m_log);
- return error;
-}
diff --git a/fs/xfs/xfs_message.h b/fs/xfs/xfs_message.h
index 55ee464ab59f..cc323775a12c 100644
--- a/fs/xfs/xfs_message.h
+++ b/fs/xfs/xfs_message.h
@@ -75,6 +75,12 @@ do { \
#define xfs_debug_ratelimited(dev, fmt, ...) \
xfs_printk_ratelimited(xfs_debug, dev, fmt, ##__VA_ARGS__)
+#define xfs_warn_mount(mp, warntag, fmt, ...) \
+do { \
+ if (xfs_should_warn((mp), (warntag))) \
+ xfs_warn((mp), (fmt), ##__VA_ARGS__); \
+} while (0)
+
#define xfs_warn_once(dev, fmt, ...) \
xfs_printk_once(xfs_warn, dev, fmt, ##__VA_ARGS__)
#define xfs_notice_once(dev, fmt, ...) \
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 0c0bcbd4949d..daa8d29c46b4 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1356,7 +1356,6 @@ xfs_clear_incompat_log_features(
if (xfs_sb_has_incompat_log_feature(&mp->m_sb,
XFS_SB_FEAT_INCOMPAT_LOG_ALL)) {
- xfs_info(mp, "Clearing log incompat feature flags.");
xfs_sb_remove_incompat_log_features(&mp->m_sb);
ret = true;
}
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 8c42786e4942..ba5d42abf66e 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -391,6 +391,13 @@ __XFS_HAS_FEAT(nouuid, NOUUID)
*/
#define XFS_OPSTATE_BLOCKGC_ENABLED 6
+/* Kernel has logged a warning about online fsck being used on this fs. */
+#define XFS_OPSTATE_WARNED_SCRUB 7
+/* Kernel has logged a warning about shrink being used on this fs. */
+#define XFS_OPSTATE_WARNED_SHRINK 8
+/* Kernel has logged a warning about logged xattr updates being used. */
+#define XFS_OPSTATE_WARNED_LARP 9
+
#define __XFS_IS_OPSTATE(name, NAME) \
static inline bool xfs_is_ ## name (struct xfs_mount *mp) \
{ \
@@ -413,6 +420,12 @@ __XFS_IS_OPSTATE(readonly, READONLY)
__XFS_IS_OPSTATE(inodegc_enabled, INODEGC_ENABLED)
__XFS_IS_OPSTATE(blockgc_enabled, BLOCKGC_ENABLED)
+static inline bool
+xfs_should_warn(struct xfs_mount *mp, long nr)
+{
+ return !test_and_set_bit(nr, &mp->m_opstate);
+}
+
#define XFS_OPSTATE_STRINGS \
{ (1UL << XFS_OPSTATE_UNMOUNTING), "unmounting" }, \
{ (1UL << XFS_OPSTATE_CLEAN), "clean" }, \
@@ -420,7 +433,10 @@ __XFS_IS_OPSTATE(blockgc_enabled, BLOCKGC_ENABLED)
{ (1UL << XFS_OPSTATE_INODE32), "inode32" }, \
{ (1UL << XFS_OPSTATE_READONLY), "read_only" }, \
{ (1UL << XFS_OPSTATE_INODEGC_ENABLED), "inodegc" }, \
- { (1UL << XFS_OPSTATE_BLOCKGC_ENABLED), "blockgc" }
+ { (1UL << XFS_OPSTATE_BLOCKGC_ENABLED), "blockgc" }, \
+ { (1UL << XFS_OPSTATE_WARNED_SCRUB), "wscrub" }, \
+ { (1UL << XFS_OPSTATE_WARNED_SHRINK), "wshrink" }, \
+ { (1UL << XFS_OPSTATE_WARNED_LARP), "wlarp" }
/*
* Max and min values for mount-option defined I/O
diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c
index 51ce127a0cc6..a6e7b4176faf 100644
--- a/fs/xfs/xfs_super.c
+++ b/fs/xfs/xfs_super.c
@@ -39,6 +39,7 @@
#include "xfs_ag.h"
#include "xfs_defer.h"
#include "xfs_attr_item.h"
+#include "xfs_xattr.h"
#include <linux/magic.h>
#include <linux/fs_context.h>
diff --git a/fs/xfs/xfs_super.h b/fs/xfs/xfs_super.h
index 167d23f92ffe..3cd5a51bace1 100644
--- a/fs/xfs/xfs_super.h
+++ b/fs/xfs/xfs_super.h
@@ -91,7 +91,6 @@ extern xfs_agnumber_t xfs_set_inode_alloc(struct xfs_mount *,
xfs_agnumber_t agcount);
extern const struct export_operations xfs_export_operations;
-extern const struct xattr_handler *xfs_xattr_handlers[];
extern const struct quotactl_ops xfs_quotactl_operations;
extern void xfs_reinit_percpu_counters(struct xfs_mount *mp);
diff --git a/fs/xfs/xfs_xattr.c b/fs/xfs/xfs_xattr.c
index 7a044afd4c46..35e13e125ec6 100644
--- a/fs/xfs/xfs_xattr.c
+++ b/fs/xfs/xfs_xattr.c
@@ -15,9 +15,86 @@
#include "xfs_da_btree.h"
#include "xfs_attr.h"
#include "xfs_acl.h"
+#include "xfs_log.h"
+#include "xfs_xattr.h"
#include <linux/posix_acl_xattr.h>
+/*
+ * Get permission to use log-assisted atomic exchange of file extents.
+ *
+ * Callers must not be running any transactions or hold any inode locks, and
+ * they must release the permission by calling xlog_drop_incompat_feat
+ * when they're done.
+ */
+static inline int
+xfs_attr_grab_log_assist(
+ struct xfs_mount *mp)
+{
+ int error = 0;
+
+ /*
+ * Protect ourselves from an idle log clearing the logged xattrs log
+ * incompat feature bit.
+ */
+ xlog_use_incompat_feat(mp->m_log);
+
+ /*
+ * If log-assisted xattrs are already enabled, the caller can use the
+ * log assisted swap functions with the log-incompat reference we got.
+ */
+ if (xfs_sb_version_haslogxattrs(&mp->m_sb))
+ return 0;
+
+ /* Enable log-assisted xattrs. */
+ error = xfs_add_incompat_log_feature(mp,
+ XFS_SB_FEAT_INCOMPAT_LOG_XATTRS);
+ if (error)
+ goto drop_incompat;
+
+ xfs_warn_mount(mp, XFS_OPSTATE_WARNED_LARP,
+ "EXPERIMENTAL logged extended attributes feature in use. Use at your own risk!");
+
+ return 0;
+drop_incompat:
+ xlog_drop_incompat_feat(mp->m_log);
+ return error;
+}
+
+static inline void
+xfs_attr_rele_log_assist(
+ struct xfs_mount *mp)
+{
+ xlog_drop_incompat_feat(mp->m_log);
+}
+
+/*
+ * Set or remove an xattr, having grabbed the appropriate logging resources
+ * prior to calling libxfs.
+ */
+int
+xfs_attr_change(
+ struct xfs_da_args *args)
+{
+ struct xfs_mount *mp = args->dp->i_mount;
+ bool use_logging = false;
+ int error;
+
+ if (xfs_has_larp(mp)) {
+ error = xfs_attr_grab_log_assist(mp);
+ if (error)
+ return error;
+
+ use_logging = true;
+ }
+
+ error = xfs_attr_set(args);
+
+ if (use_logging)
+ xfs_attr_rele_log_assist(mp);
+ return error;
+}
+
static int
xfs_xattr_get(const struct xattr_handler *handler, struct dentry *unused,
@@ -56,7 +133,7 @@ xfs_xattr_set(const struct xattr_handler *handler,
};
int error;
- error = xfs_attr_set(&args);
+ error = xfs_attr_change(&args);
if (!error && (handler->flags & XFS_ATTR_ROOT))
xfs_forget_acl(inode, name);
return error;
diff --git a/fs/xfs/xfs_xattr.h b/fs/xfs/xfs_xattr.h
new file mode 100644
index 000000000000..2b09133b1b9b
--- /dev/null
+++ b/fs/xfs/xfs_xattr.h
@@ -0,0 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (c) 2000-2005 Silicon Graphics, Inc.
+ * All Rights Reserved.
+ */
+#ifndef __XFS_XATTR_H__
+#define __XFS_XATTR_H__
+
+int xfs_attr_change(struct xfs_da_args *args);
+
+extern const struct xattr_handler *xfs_xattr_handlers[];
+
+#endif /* __XFS_XATTR_H__ */
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-28 10:14:47 +0000