diff options
Diffstat (limited to 'ipc/ipc_kmsg.c')
| -rw-r--r-- | ipc/ipc_kmsg.c | 32 |
1 files changed, 12 insertions, 20 deletions
diff --git a/ipc/ipc_kmsg.c b/ipc/ipc_kmsg.c index cae700f..5076809 100644 --- a/ipc/ipc_kmsg.c +++ b/ipc/ipc_kmsg.c @@ -50,7 +50,6 @@ #include <vm/vm_user.h> #include <ipc/port.h> #include <ipc/ipc_entry.h> -#include <ipc/ipc_hash.h> #include <ipc/ipc_kmsg.h> #include <ipc/ipc_thread.h> #include <ipc/ipc_marequest.h> @@ -1774,7 +1773,7 @@ ipc_kmsg_copyout_header( break; is_write_lock(space); - if (!space->is_active || space->is_table->ie_next == 0) { + if (!space->is_active || space->is_free_list == NULL) { is_write_unlock(space); break; } @@ -2003,28 +2002,20 @@ ipc_kmsg_copyout_header( goto copyout_dest; } - kr = ipc_entry_get(space, &reply_name, &entry); + kr = ipc_entry_alloc(space, &reply_name, &entry); if (kr != KERN_SUCCESS) { ip_unlock(reply); if (notify_port != IP_NULL) ipc_port_release_sonce(notify_port); - /* space is locked */ - kr = ipc_entry_grow_table(space); - if (kr != KERN_SUCCESS) { - /* space is unlocked */ - - if (kr == KERN_RESOURCE_SHORTAGE) - return (MACH_RCV_HEADER_ERROR| - MACH_MSG_IPC_KERNEL); - else - return (MACH_RCV_HEADER_ERROR| - MACH_MSG_IPC_SPACE); - } - /* space is locked again; start over */ - - continue; + is_write_unlock(space); + if (kr == KERN_RESOURCE_SHORTAGE) + return (MACH_RCV_HEADER_ERROR| + MACH_MSG_IPC_KERNEL); + else + return (MACH_RCV_HEADER_ERROR| + MACH_MSG_IPC_SPACE); } assert(IE_BITS_TYPE(entry->ie_bits) @@ -2266,12 +2257,13 @@ ipc_kmsg_copyout_object( ip_lock(port); if (!ip_active(port) || - !ipc_hash_local_lookup(space, (ipc_object_t) port, - namep, &entry)) { + (entry = ipc_reverse_lookup(space, + (ipc_object_t) port)) == NULL) { ip_unlock(port); is_write_unlock(space); goto slow_copyout; } + *namep = entry->ie_name; /* * Copyout the send right, incrementing urefs |