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path: root/sys/fs/msdosfs/msdosfs_lookup.c
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-rw-r--r--sys/fs/msdosfs/msdosfs_lookup.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/sys/fs/msdosfs/msdosfs_lookup.c b/sys/fs/msdosfs/msdosfs_lookup.c
index 5f3e137..a16881e 100644
--- a/sys/fs/msdosfs/msdosfs_lookup.c
+++ b/sys/fs/msdosfs/msdosfs_lookup.c
@@ -380,11 +380,18 @@ notfound:
cnp->cn_flags |= SAVENAME;
return (EJUSTRETURN);
}
+#if 0
/*
* Insert name into cache (as non-existent) if appropriate.
+ *
+ * XXX Negative caching is broken for msdosfs because the name
+ * cache doesn't understand peculiarities such as case insensitivity
+ * and 8.3 filenames. Hence, it may not invalidate all negative
+ * entries if a file with this name is later created.
*/
if ((cnp->cn_flags & MAKEENTRY) && nameiop != CREATE)
cache_enter(vdp, *vpp, cnp);
+#endif
return (ENOENT);
found:
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