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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::432; envelope-from=kariem.taha2.7@gmail.com; helo=mail-wr1-x432.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: 1695666745030100001 Content-Type: text/plain; charset="utf-8" Signed-off-by: Kyle Evans Signed-off-by: Karim Taha Reviewed-by: Richard Henderson --- bsd-user/freebsd/os-misc.h | 42 +++++++++++++++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 10 +++++++++ 2 files changed, 52 insertions(+) diff --git a/bsd-user/freebsd/os-misc.h b/bsd-user/freebsd/os-misc.h index 8436ccb2f7..6b424b7078 100644 --- a/bsd-user/freebsd/os-misc.h +++ b/bsd-user/freebsd/os-misc.h @@ -24,5 +24,47 @@ #include #include =20 +int shm_open2(const char *path, int flags, mode_t mode, int shmflags, + const char *); + +#if defined(__FreeBSD_version) && __FreeBSD_version >=3D 1300048 +/* shm_open2(2) */ +static inline abi_long do_freebsd_shm_open2(abi_ulong pathptr, abi_ulong f= lags, + abi_long mode, abi_ulong shmflags, abi_ulong nameptr) +{ + int ret; + void *uname, *upath; + + if (pathptr =3D=3D (uintptr_t)SHM_ANON) { + upath =3D SHM_ANON; + } else { + upath =3D lock_user_string(pathptr); + if (upath =3D=3D NULL) { + return -TARGET_EFAULT; + } + } + + uname =3D NULL; + if (nameptr !=3D 0) { + uname =3D lock_user_string(nameptr); + if (uname =3D=3D NULL) { + unlock_user(upath, pathptr, 0); + return -TARGET_EFAULT; + } + } + ret =3D get_errno(shm_open2(upath, + target_to_host_bitmask(flags, fcntl_flags_tbl), mode, + target_to_host_bitmask(shmflags, shmflag_flags_tbl), uname= )); + + if (upath !=3D SHM_ANON) { + unlock_user(upath, pathptr, 0); + } + if (uname !=3D NULL) { + unlock_user(uname, nameptr, 0); + } + return ret; +} +#endif /* __FreeBSD_version >=3D 1300048 */ + =20 #endif /* OS_MISC_H */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index fa60df529e..74146d8c72 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -33,11 +33,13 @@ #include "signal-common.h" #include "user/syscall-trace.h" =20 +/* BSD independent syscall shims */ #include "bsd-file.h" #include "bsd-proc.h" =20 /* *BSD dependent syscall shims */ #include "os-stat.h" +#include "os-misc.h" =20 /* I/O */ safe_syscall3(int, open, const char *, path, int, flags, mode_t, mode); @@ -592,6 +594,14 @@ static abi_long freebsd_syscall(void *cpu_env, int num= , abi_long arg1, ret =3D do_freebsd_fcntl(arg1, arg2, arg3); break; =20 + /* + * Memory management system calls. + */ +#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); + break; +#endif =20 /* * sys{ctl, arch, call} --=20 2.42.0