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Document that when we are addressing an open()/close() race, the reason

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we call vn_close() manually rather than letting fdrop() take care of it
is that we haven't yet hooked up the various 'struct file' fields.
This commit is contained in:
Robert Watson 2003-12-24 17:13:01 +00:00
parent cec4ab6a04
commit 69546b2fbb
2 changed files with 4 additions and 0 deletions
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2
sys/kern/vfs_extattr.c
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@ -1018,6 +1018,8 @@ kern_open(struct thread *td, char *path, enum uio_seg pathseg, int flags,
* Handle the case where someone closed the file (via its file
* descriptor) while we were blocked. The end result should look
* like opening the file succeeded but it was immediately closed.
* We call vn_close() manually because we haven't yet hooked up
* the various 'struct file' fields.
*/
FILEDESC_LOCK(fdp);
FILE_LOCK(fp);

2
sys/kern/vfs_syscalls.c
View file

@ -1018,6 +1018,8 @@ kern_open(struct thread *td, char *path, enum uio_seg pathseg, int flags,
* Handle the case where someone closed the file (via its file
* descriptor) while we were blocked. The end result should look
* like opening the file succeeded but it was immediately closed.
* We call vn_close() manually because we haven't yet hooked up
* the various 'struct file' fields.
*/
FILEDESC_LOCK(fdp);
FILE_LOCK(fp);