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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::330; envelope-from=kariem.taha2.7@gmail.com; helo=mail-wm1-x330.google.com X-Spam_score_int: -4 X-Spam_score: -0.5 X-Spam_bar: / X-Spam_report: (-0.5 / 5.0 requ) BAYES_00=-1.9, DATE_IN_PAST_24_48=1.34, 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=no 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: 1694234163826100003 Content-Type: text/plain; charset="utf-8" From: Stacey Son Signed-off-by: Stacey Son Signed-off-by: Karim Taha --- bsd-user/bsd-mem.h | 22 ++++++++++++++++++++++ bsd-user/freebsd/os-syscall.c | 4 ++++ 2 files changed, 26 insertions(+) diff --git a/bsd-user/bsd-mem.h b/bsd-user/bsd-mem.h index 0e16051418..1dabbe36e6 100644 --- a/bsd-user/bsd-mem.h +++ b/bsd-user/bsd-mem.h @@ -189,4 +189,26 @@ static inline abi_long do_bsd_minherit(abi_long addr, = abi_long len, return get_errno(minherit(g2h_untagged(addr), len, inherit)); } =20 +/* mincore(2) */ +static inline abi_long do_bsd_mincore(abi_ulong target_addr, abi_ulong len, + abi_ulong target_vec) +{ + abi_long ret; + void *p; + abi_ulong vec_len =3D DIV_ROUND_UP(len,TARGET_PAGE_SIZE); + + if (!guest_range_valid_untagged(target_addr,len) || !page_check_range(= target_addr, len, PAGE_VALID)) { + return -TARGET_EFAULT; + } + + p =3D lock_user(VERIFY_WRITE, target_vec, vec_len, 0); + if (p =3D=3D NULL) { + return -TARGET_EFAULT; + } + ret =3D get_errno(mincore(g2h_untagged(target_addr), len, p)); + unlock_user(p, target_vec, 0); + + return ret; +} + #endif /* BSD_USER_BSD_MEM_H */ diff --git a/bsd-user/freebsd/os-syscall.c b/bsd-user/freebsd/os-syscall.c index f5d60cf902..8d1cf3b35c 100644 --- a/bsd-user/freebsd/os-syscall.c +++ b/bsd-user/freebsd/os-syscall.c @@ -527,6 +527,10 @@ static abi_long freebsd_syscall(void *cpu_env, int num= , abi_long arg1, ret =3D do_bsd_minherit(arg1, arg2, arg3); break; =20 + case TARGET_FREEBSD_NR_mincore: /* mincore(2) */ + ret =3D do_bsd_mincore(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 2.42.0