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Merge branch 'afs-dh' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs

Browse Source 
Pull AFS updates from Al Viro:
 "The AFS series posted by dhowells depended upon lookup_one_len()
  rework; now that prereq is in the mainline, that series had been
  rebased on top of it and got some exposure and testing..."

* 'afs-dh' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  afs: Do better accretion of small writes on newly created content
  afs: Add stats for data transfer operations
  afs: Trace protocol errors
  afs: Locally edit directory data for mkdir/create/unlink/...
  afs: Adjust the directory XDR structures
  afs: Split the directory content defs into a header
  afs: Fix directory handling
  afs: Split the dynroot stuff out and give it its own ops tables
  afs: Keep track of invalid-before version for dentry coherency
  afs: Rearrange status mapping
  afs: Make it possible to get the data version in readpage
  afs: Init inode before accessing cache
  afs: Introduce a statistics proc file
  afs: Dump bad status record
  afs: Implement @cell substitution handling
  afs: Implement @sys substitution handling
  afs: Prospectively look up extra files when doing a single lookup
  afs: Don't over-increment the cell usage count when pinning it
  afs: Fix checker warnings
  vfs: Remove the const from dir_context::actor
This commit is contained in:
Linus Torvalds
2018-04-12 11:59:06 -07:00
parent 5d1365940a 5a81327616
commit 19e8a2f875
28 changed files with 2709 additions and 599 deletions
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113
include/trace/events/afs.h
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@@ -49,6 +49,7 @@ enum afs_fs_operation {
afs_FS_ExtendLock = 157, /* AFS Extend a file lock */
afs_FS_ReleaseLock = 158, /* AFS Release a file lock */
afs_FS_Lookup = 161, /* AFS lookup file in directory */
afs_FS_InlineBulkStatus = 65536, /* AFS Fetch multiple file statuses with errors */
afs_FS_FetchData64 = 65537, /* AFS Fetch file data */
afs_FS_StoreData64 = 65538, /* AFS Store file data */
afs_FS_GiveUpAllCallBacks = 65539, /* AFS Give up all our callbacks on a server */
@@ -62,6 +63,27 @@ enum afs_vl_operation {
afs_VL_GetCapabilities = 65537, /* AFS Get VL server capabilities */
};
enum afs_edit_dir_op {
afs_edit_dir_create,
afs_edit_dir_create_error,
afs_edit_dir_create_inval,
afs_edit_dir_create_nospc,
afs_edit_dir_delete,
afs_edit_dir_delete_error,
afs_edit_dir_delete_inval,
afs_edit_dir_delete_noent,
};
enum afs_edit_dir_reason {
afs_edit_dir_for_create,
afs_edit_dir_for_link,
afs_edit_dir_for_mkdir,
afs_edit_dir_for_rename,
afs_edit_dir_for_rmdir,
afs_edit_dir_for_symlink,
afs_edit_dir_for_unlink,
};
#endif /* end __AFS_DECLARE_TRACE_ENUMS_ONCE_ONLY */
/*
@@ -93,6 +115,7 @@ enum afs_vl_operation {
EM(afs_FS_ExtendLock, "FS.ExtendLock") \
EM(afs_FS_ReleaseLock, "FS.ReleaseLock") \
EM(afs_FS_Lookup, "FS.Lookup") \
EM(afs_FS_InlineBulkStatus, "FS.InlineBulkStatus") \
EM(afs_FS_FetchData64, "FS.FetchData64") \
EM(afs_FS_StoreData64, "FS.StoreData64") \
EM(afs_FS_GiveUpAllCallBacks, "FS.GiveUpAllCallBacks") \
@@ -104,6 +127,25 @@ enum afs_vl_operation {
EM(afs_YFSVL_GetEndpoints, "YFSVL.GetEndpoints") \
E_(afs_VL_GetCapabilities, "VL.GetCapabilities")
#define afs_edit_dir_ops \
EM(afs_edit_dir_create, "create") \
EM(afs_edit_dir_create_error, "c_fail") \
EM(afs_edit_dir_create_inval, "c_invl") \
EM(afs_edit_dir_create_nospc, "c_nspc") \
EM(afs_edit_dir_delete, "delete") \
EM(afs_edit_dir_delete_error, "d_err ") \
EM(afs_edit_dir_delete_inval, "d_invl") \
E_(afs_edit_dir_delete_noent, "d_nent")
#define afs_edit_dir_reasons \
EM(afs_edit_dir_for_create, "Create") \
EM(afs_edit_dir_for_link, "Link ") \
EM(afs_edit_dir_for_mkdir, "MkDir ") \
EM(afs_edit_dir_for_rename, "Rename") \
EM(afs_edit_dir_for_rmdir, "RmDir ") \
EM(afs_edit_dir_for_symlink, "Symlnk") \
E_(afs_edit_dir_for_unlink, "Unlink")
/*
* Export enum symbols via userspace.
@@ -116,6 +158,8 @@ enum afs_vl_operation {
afs_call_traces;
afs_fs_operations;
afs_vl_operations;
afs_edit_dir_ops;
afs_edit_dir_reasons;
/*
* Now redefine the EM() and E_() macros to map the enums to the strings that
@@ -462,6 +506,75 @@ TRACE_EVENT(afs_call_state,
__entry->ret, __entry->abort)
);
TRACE_EVENT(afs_edit_dir,
TP_PROTO(struct afs_vnode *dvnode,
enum afs_edit_dir_reason why,
enum afs_edit_dir_op op,
unsigned int block,
unsigned int slot,
unsigned int f_vnode,
unsigned int f_unique,
const char *name),
TP_ARGS(dvnode, why, op, block, slot, f_vnode, f_unique, name),
TP_STRUCT__entry(
__field(unsigned int, vnode )
__field(unsigned int, unique )
__field(enum afs_edit_dir_reason, why )
__field(enum afs_edit_dir_op, op )
__field(unsigned int, block )
__field(unsigned short, slot )
__field(unsigned int, f_vnode )
__field(unsigned int, f_unique )
__array(char, name, 18 )
),
TP_fast_assign(
int __len = strlen(name);
__len = min(__len, 17);
__entry->vnode = dvnode->fid.vnode;
__entry->unique = dvnode->fid.unique;
__entry->why = why;
__entry->op = op;
__entry->block = block;
__entry->slot = slot;
__entry->f_vnode = f_vnode;
__entry->f_unique = f_unique;
memcpy(__entry->name, name, __len);
__entry->name[__len] = 0;
),
TP_printk("d=%x:%x %s %s %u[%u] f=%x:%x %s",
__entry->vnode, __entry->unique,
__print_symbolic(__entry->why, afs_edit_dir_reasons),
__print_symbolic(__entry->op, afs_edit_dir_ops),
__entry->block, __entry->slot,
__entry->f_vnode, __entry->f_unique,
__entry->name)
);
TRACE_EVENT(afs_protocol_error,
TP_PROTO(struct afs_call *call, int error, const void *where),
TP_ARGS(call, error, where),
TP_STRUCT__entry(
__field(unsigned int, call )
__field(int, error )
__field(const void *, where )
),
TP_fast_assign(
__entry->call = call ? call->debug_id : 0;
__entry->error = error;
__entry->where = where;
),
TP_printk("c=%08x r=%d sp=%pSR",
__entry->call, __entry->error, __entry->where)
);
#endif /* _TRACE_AFS_H */
/* This part must be outside protection */