diff options
Diffstat (limited to 'qemu/roms/ipxe/src/include/ipxe/pending.h')
-rw-r--r-- | qemu/roms/ipxe/src/include/ipxe/pending.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/qemu/roms/ipxe/src/include/ipxe/pending.h b/qemu/roms/ipxe/src/include/ipxe/pending.h new file mode 100644 index 000000000..e6a369813 --- /dev/null +++ b/qemu/roms/ipxe/src/include/ipxe/pending.h @@ -0,0 +1,42 @@ +#ifndef _IPXE_PENDING_H +#define _IPXE_PENDING_H + +/** @file + * + * Pending operations + * + */ + +FILE_LICENCE ( GPL2_OR_LATER ); + +/** A pending operation */ +struct pending_operation { + /** Pending count */ + unsigned int count; +}; + +/** + * Check if an operation is pending + * + * @v pending Pending operation + * @ret is_pending Operation is pending + */ +static inline int is_pending ( struct pending_operation *pending ) { + return ( pending->count != 0 ); +} + +extern int pending_total; + +/** + * Check if any operations are pending + * + * @ret have_pending Some operations are pending + */ +static inline int have_pending ( void ) { + return ( pending_total != 0 ); +} + +extern void pending_get ( struct pending_operation *pending ); +extern void pending_put ( struct pending_operation *pending ); + +#endif /* _IPXE_PENDING_H */ |