From 4e00b7d85d0dcc2064c68168163d3a411e32798f Mon Sep 17 00:00:00 2001
From: Stacey Son <sson@FreeBSD.org>
Date: Mon, 25 Sep 2023 21:27:08 +0300
Subject: bsd-user: Implement shmat(2) and shmdt(2)
Use `WITH_MMAP_LOCK_GUARD` instead of mmap_lock() and mmap_unlock(),
to match linux-user implementation, according to the following commits:
69fa2708a216df715ba5102a0f98468b540a464e linux-user: Use WITH_MMAP_LOCK_GUARD in target_{shmat,shmdt}
ceda5688b650646248f269a992c06b11148c5759 linux-user: Fix shmdt
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Karim Taha <kariem.taha2.7@gmail.com>
Message-Id: <20230925182709.4834-23-kariem.taha2.7@gmail.com>
---
bsd-user/freebsd/os-syscall.c | 8 ++++++++
1 file changed, 8 insertions(+)
(limited to 'bsd-user/freebsd/os-syscall.c')
diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c
index 0512d41db7..39e66312da 100644
--- a/bsd-user/freebsd/os-syscall.c
+++ b/bsd-user/freebsd/os-syscall.c
@@ -871,6 +871,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num, abi_long arg1,
ret = do_bsd_shmctl(arg1, arg2, arg3);
break;
+ case TARGET_FREEBSD_NR_shmat: /* shmat(2) */
+ ret = do_bsd_shmat(arg1, arg2, arg3);
+ break;
+
+ case TARGET_FREEBSD_NR_shmdt: /* shmdt(2) */
+ ret = do_bsd_shmdt(arg1);
+ break;
+
/*
* Misc
*/
--
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