diff options
Diffstat (limited to 'api/src/glfs-internal.h')
| -rw-r--r-- | api/src/glfs-internal.h | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/api/src/glfs-internal.h b/api/src/glfs-internal.h index ab08cb5cfc3..c86071e3122 100644 --- a/api/src/glfs-internal.h +++ b/api/src/glfs-internal.h @@ -16,6 +16,7 @@ #include "glusterfs.h" #include "upcall-utils.h" #include "glfs-handles.h" +#include "refcount.h" #define GLFS_SYMLINK_MAX_FOLLOW 2048 @@ -208,9 +209,20 @@ struct glfs { uint32_t pthread_flags; /* GLFS_INIT_* # defines set this flag */ }; +/* This enum is used to maintain the state of glfd. In case of async fops + * fd might be closed before the actual fop is complete. Therefore we need + * to track whether the fd is closed or not, instead actually closing it.*/ +enum glfs_fd_state { + GLFD_INIT, + GLFD_OPEN, + GLFD_CLOSE +}; + struct glfs_fd { struct list_head openfds; + GF_REF_DECL; struct glfs *fs; + enum glfs_fd_state state; off_t offset; fd_t *fd; /* Currently guared by @fs->mutex. TODO: per-glfd lock */ struct list_head entries; @@ -269,7 +281,8 @@ do { \ #define __GLFS_ENTRY_VALIDATE_FD(glfd, label) \ do { \ - if (!glfd || !glfd->fd || !glfd->fd->inode) { \ + if (!glfd || !glfd->fd || !glfd->fd->inode || \ + glfd->state != GLFD_OPEN) { \ errno = EBADF; \ goto label; \ } \ @@ -308,9 +321,6 @@ glfs_unlock (struct glfs *fs) pthread_mutex_unlock (&fs->mutex); } - -void glfs_fd_destroy (struct glfs_fd *glfd); - struct glfs_fd *glfs_fd_new (struct glfs *fs); void glfs_fd_bind (struct glfs_fd *glfd); |