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VFS: Provide empty name qstr

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Provide an empty name (ie. "") qstr for general use.

Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
David Howells 2017-07-04 17:25:22 +01:00 • committed by Al Viro
parent ee416bcdba
commit cdf01226b2
6 changed files with 15 additions and 10 deletions
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5
include/linux/dcache.h
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@ -55,6 +55,11 @@ struct qstr {
#define QSTR_INIT(n,l) { { { .len = l } }, .name = n }
extern const char empty_string[];
extern const struct qstr empty_name;
extern const char slash_string[];
extern const struct qstr slash_name;
struct dentry_stat_t {
long nr_dentry;
long nr_unused;