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From: Ben Wijen <ben@wijen.net>
To: cygwin-patches@cygwin.com
Subject: [PATCH v2 8/8] fhandler_disk_file.cc: Use path_conv's IndexNumber
Date: Wed, 20 Jan 2021 17:10:56 +0100	[thread overview]
Message-ID: <20210120161056.77784-9-ben@wijen.net> (raw)
In-Reply-To: <20210115134534.13290-1-ben@wijen.net>

path_conv already knows the IndexNumber, so just use it.

This commit also fixes the potential handle leak.
---
 winsup/cygwin/fhandler_disk_file.cc | 24 ++++++------------------
 1 file changed, 6 insertions(+), 18 deletions(-)

diff --git a/winsup/cygwin/fhandler_disk_file.cc b/winsup/cygwin/fhandler_disk_file.cc
index fe04f832b..39f914a59 100644
--- a/winsup/cygwin/fhandler_disk_file.cc
+++ b/winsup/cygwin/fhandler_disk_file.cc
@@ -2029,9 +2029,6 @@ readdir_get_ino (const char *path, bool dot_dot)
 {
   char *fname;
   struct stat st;
-  HANDLE hdl;
-  OBJECT_ATTRIBUTES attr;
-  IO_STATUS_BLOCK io;
   ino_t ino = 0;
 
   if (dot_dot)
@@ -2044,26 +2041,17 @@ readdir_get_ino (const char *path, bool dot_dot)
       path = fname;
     }
   path_conv pc (path, PC_SYM_NOFOLLOW | PC_POSIX | PC_KEEP_HANDLE);
-  if (pc.isspecial ())
+  if (pc.isgood_inode (pc.fai ()->InternalInformation.IndexNumber.QuadPart))
+    ino = pc.fai ()->InternalInformation.IndexNumber.QuadPart;
+  else if (pc.isspecial ())
     {
       if (!stat_worker (pc, &st))
 	ino = st.st_ino;
     }
-  else if (!pc.hasgood_inode ())
+
+  if (!ino)
     ino = hash_path_name (0, pc.get_nt_native_path ());
-  else if ((hdl = pc.handle ()) != NULL
-	   || NT_SUCCESS (NtOpenFile (&hdl, READ_CONTROL,
-				      pc.get_object_attr (attr, sec_none_nih),
-				      &io, FILE_SHARE_VALID_FLAGS,
-				      FILE_OPEN_FOR_BACKUP_INTENT
-				      | (pc.is_known_reparse_point ()
-				      ? FILE_OPEN_REPARSE_POINT : 0)))
-	  )
-    {
-      ino = pc.get_ino_by_handle (hdl);
-      if (!ino)
-	ino = hash_path_name (0, pc.get_nt_native_path ());
-    }
+
   return ino;
 }
 
-- 
2.30.0


  parent reply	other threads:[~2021-01-20 16:11 UTC|newest]

Thread overview: 65+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-15 13:45 [PATCH 00/11] Improve rm speed Ben Wijen
2021-01-15 13:45 ` [PATCH 01/11] syscalls.cc: unlink_nt: Try FILE_DISPOSITION_IGNORE_READONLY_ATTRIBUTE first Ben Wijen
2021-01-18 10:25   ` Corinna Vinschen
2021-01-18 10:45   ` Corinna Vinschen
2021-01-18 12:11     ` Ben
2021-01-18 12:22       ` Corinna Vinschen
2021-01-18 14:30         ` Ben
2021-01-18 14:39           ` Corinna Vinschen
2021-01-18 14:59             ` Ben
2021-01-15 13:45 ` [PATCH 02/11] syscalls.cc: Deduplicate _remove_r Ben Wijen
2021-01-18 10:56   ` Corinna Vinschen
2021-01-18 12:40     ` Ben
2021-01-18 13:04       ` Corinna Vinschen
2021-01-18 13:51         ` Ben
2021-01-18 14:49           ` Corinna Vinschen
2021-01-18 14:58             ` Ben
2021-01-15 13:45 ` [PATCH 03/11] syscalls.cc: Fix num_links Ben Wijen
2021-01-18 11:01   ` Corinna Vinschen
2021-01-15 13:45 ` [PATCH 04/11] syscalls.cc: Use EISDIR Ben Wijen
2021-01-18 11:06   ` Corinna Vinschen
2021-01-15 13:45 ` [PATCH 05/11] Cygwin: Move post-dir unlink check Ben Wijen
2021-01-18 11:08   ` Corinna Vinschen
2021-01-18 14:31     ` Ben
2021-01-18 14:52       ` Corinna Vinschen
2021-01-15 13:45 ` [PATCH 06/11] cxx.cc: Fix dynamic initialization for static local variables Ben Wijen
2021-01-18 11:33   ` Corinna Vinschen
2021-01-15 13:45 ` [PATCH 07/11] syscalls.cc: Implement non-path_conv dependent _unlink_nt Ben Wijen
2021-01-18 10:51   ` Ben
2021-01-15 13:45 ` [PATCH 08/11] path.cc: Allow to skip filesystem checks Ben Wijen
2021-01-18 11:36   ` Corinna Vinschen
2021-01-18 17:15     ` Ben
2021-01-19  9:25       ` Corinna Vinschen
2021-01-15 13:45 ` [PATCH 09/11] mount.cc: Implement poor-man's cache Ben Wijen
2021-01-18 11:51   ` Corinna Vinschen
2021-02-03 11:38     ` Ben
2021-02-04 19:37       ` Corinna Vinschen
2021-01-15 13:45 ` [PATCH 10/11] syscalls.cc: Expose shallow-pathconv unlink_nt Ben Wijen
2021-01-15 13:45 ` [PATCH 11/11] dir.cc: Try unlink_nt first Ben Wijen
2021-01-18 12:13   ` Corinna Vinschen
2021-01-18 17:07     ` Ben
2021-01-18 17:18       ` Ben
2021-01-19  9:54       ` Corinna Vinschen
2021-01-20 16:10 ` [PATCH v2 0/8] Improve rm speed Ben Wijen
2021-01-20 16:10 ` [PATCH v2 1/8] syscalls.cc: unlink_nt: Try FILE_DISPOSITION_IGNORE_READONLY_ATTRIBUTE Ben Wijen
2021-01-22 10:52   ` Corinna Vinschen
2021-01-22 15:47     ` [PATCH v3 " Ben Wijen
2021-01-25 10:30       ` Corinna Vinschen
2021-01-20 16:10 ` [PATCH v2 2/8] syscalls.cc: Deduplicate remove Ben Wijen
2021-01-22 12:22   ` Corinna Vinschen
2021-01-22 15:47     ` [PATCH v3 " Ben Wijen
2021-01-25 18:58       ` Corinna Vinschen
2021-01-20 16:10 ` [PATCH v2 3/8] Cygwin: Move post-dir unlink check Ben Wijen
2021-01-22 12:35   ` Corinna Vinschen
2021-01-20 16:10 ` [PATCH v2 4/8] syscalls.cc: Implement non-path_conv dependent _unlink_nt Ben Wijen
2021-01-26 11:34   ` Corinna Vinschen
2021-02-03 11:03     ` Ben
2021-02-04 19:29       ` Corinna Vinschen
2021-01-20 16:10 ` [PATCH v2 5/8] path.cc: Allow to skip filesystem checks Ben Wijen
2021-01-20 16:10 ` [PATCH v2 6/8] syscalls.cc: Expose shallow-pathconv unlink_nt Ben Wijen
2021-01-26 11:45   ` Corinna Vinschen
2021-01-20 16:10 ` [PATCH v2 7/8] dir.cc: Try unlink_nt first Ben Wijen
2021-01-26 11:46   ` Corinna Vinschen
2021-01-27  9:22     ` Ben
2021-01-20 16:10 ` Ben Wijen [this message]
2021-01-26 12:15   ` [PATCH v2 8/8] fhandler_disk_file.cc: Use path_conv's IndexNumber Corinna Vinschen

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