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authorVolker Lendecke <vl@samba.org>2009-11-15 10:46:23 +0100
committerVolker Lendecke <vl@samba.org>2009-11-18 23:16:13 +0100
commitd1c34d405421e2969d6cf4fc7438f783e7d6b0a5 (patch)
tree031d6a32c255db2a6a13d3a04bc4ea881129585d /source3/smbd/msdfs.c
parentf6650f5d19ad90b8e1f392efbe211c4ffa0e70c0 (diff)
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s3: Replace some create_synthetic_smb_fname() calls
In very hot codepaths like the statcache copy_smb_filename and the subsequent recursive talloc_free is noticable in the CPU load.
Diffstat (limited to 'source3/smbd/msdfs.c')
-rw-r--r--source3/smbd/msdfs.c19
1 files changed, 6 insertions, 13 deletions
diff --git a/source3/smbd/msdfs.c b/source3/smbd/msdfs.c
index fce8417045..dcef75e094 100644
--- a/source3/smbd/msdfs.c
+++ b/source3/smbd/msdfs.c
@@ -419,8 +419,7 @@ static bool is_msdfs_link_internal(TALLOC_CTX *ctx,
#endif
size_t bufsize = 0;
char *link_target = NULL;
- struct smb_filename *smb_fname = NULL;
- NTSTATUS status;
+ struct smb_filename smb_fname;
if (pp_link_target) {
bufsize = 1024;
@@ -434,28 +433,22 @@ static bool is_msdfs_link_internal(TALLOC_CTX *ctx,
link_target = link_target_buf;
}
- status = create_synthetic_smb_fname(talloc_tos(), path, NULL, NULL,
- &smb_fname);
- if (!NT_STATUS_IS_OK(status)) {
- goto err;
- }
+ ZERO_STRUCT(smb_fname);
+ smb_fname.base_name = discard_const_p(char, path);
- if (SMB_VFS_LSTAT(conn, smb_fname) != 0) {
+ if (SMB_VFS_LSTAT(conn, &smb_fname) != 0) {
DEBUG(5,("is_msdfs_link_read_target: %s does not exist.\n",
path));
- TALLOC_FREE(smb_fname);
goto err;
}
- if (!S_ISLNK(smb_fname->st.st_ex_mode)) {
+ if (!S_ISLNK(smb_fname.st.st_ex_mode)) {
DEBUG(5,("is_msdfs_link_read_target: %s is not a link.\n",
path));
- TALLOC_FREE(smb_fname);
goto err;
}
if (sbufp != NULL) {
- *sbufp = smb_fname->st;
+ *sbufp = smb_fname.st;
}
- TALLOC_FREE(smb_fname);
referral_len = SMB_VFS_READLINK(conn, path, link_target, bufsize - 1);
if (referral_len == -1) {