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envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=2a00:1450:4864:20::436; envelope-from=kariem.taha2.7@gmail.com; helo=mail-wr1-x436.google.com X-Spam_score_int: -17 X-Spam_score: -1.8 X-Spam_bar: - X-Spam_report: (-1.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @gmail.com) X-ZM-MESSAGEID: 1692438605896100003 Content-Type: text/plain; charset="utf-8" From: Stacey Son Co-authored-by: Kyle Evans Signed-off-by: Stacey Son Signed-off-by: Kyle Evans Signed-off-by: Karim Taha Reviewed-by: Warner Losh --- bsd-user/bsd-mem.h | 27 +++++++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 4 ++++ 2 files changed, 31 insertions(+) diff --git a/bsd-user/bsd-mem.h b/bsd-user/bsd-mem.h index 6f33148eb7..013b82f49a 100644 --- a/bsd-user/bsd-mem.h +++ b/bsd-user/bsd-mem.h @@ -252,4 +252,31 @@ static inline abi_long do_obreak(abi_ulong new_brk) return bsd_target_brk; } =20 +/* shm_open(2) */ +static inline abi_long do_bsd_shm_open(abi_ulong arg1, abi_long arg2, + abi_long arg3) +{ + int ret; + void *p; + +#define SHM_PATH(p) ((p) =3D=3D SHM_ANON ? (p) : path(p)) + if (arg1 =3D=3D (uintptr_t)SHM_ANON) { + p =3D SHM_ANON; + } else { + p =3D lock_user_string(arg1); + if (p =3D=3D NULL) { + return -TARGET_EFAULT; + } + } + ret =3D get_errno(shm_open(SHM_PATH(p), + target_to_host_bitmask(arg2, fcntl_flags_tbl), arg3)); + + if (p !=3D SHM_ANON) { + unlock_user(p, arg1, 0); + } + + return ret; +} +#undef SHM_PATH + #endif /* BSD_USER_BSD_MEM_H */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index 1b9dca9164..2d15255c20 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -531,6 +531,10 @@ static abi_long freebsd_syscall(void *cpu_env, int num= , abi_long arg1, ret =3D do_bsd_mincore(arg1, arg2, arg3); break; =20 + case TARGET_FREEBSD_NR_freebsd12_shm_open: /* shm_open(2) */ + ret =3D do_bsd_shm_open(arg1, arg2, arg3); + break; + #if defined(__FreeBSD_version) && __FreeBSD_version >=3D 1300048 case TARGET_FREEBSD_NR_shm_open2: /* shm_open2(2) */ ret =3D do_freebsd_shm_open2(arg1, arg2, arg3, arg4, arg5); --=20 2.40.0