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author | kolya <kolya> | 2008-10-17 12:42:13 +0000 |
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committer | kolya <kolya> | 2008-10-17 12:42:13 +0000 |
commit | 15a269363777c0cd95e2a56e7def0a4dc3122e21 (patch) | |
tree | f653c907fab5acc8d5dc4600b7596297ba4eee66 | |
parent | f3e87bc838a09163f91ab79696a34f8c19386c55 (diff) | |
download | xv6-labs-15a269363777c0cd95e2a56e7def0a4dc3122e21.tar.gz xv6-labs-15a269363777c0cd95e2a56e7def0a4dc3122e21.tar.bz2 xv6-labs-15a269363777c0cd95e2a56e7def0a4dc3122e21.zip |
try harder to get directory refcounts right
-rw-r--r-- | sysfile.c | 10 |
1 files changed, 8 insertions, 2 deletions
@@ -199,6 +199,10 @@ sys_unlink(void) memset(&de, 0, sizeof(de)); if(writei(dp, (char*)&de, off, sizeof(de)) != sizeof(de)) panic("unlink: writei"); + if(ip->type == T_DIR){ + dp->nlink--; + iupdate(dp); + } iunlockput(dp); ip->nlink--; @@ -247,8 +251,10 @@ create(char *path, int canexist, short type, short major, short minor) } if(dirlink(dp, name, ip->inum) < 0){ - dp->nlink--; - iupdate(dp); + if(type == T_DIR){ + dp->nlink--; + iupdate(dp); + } iunlockput(dp); ip->nlink = 0; |