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Fri, 17 Jan 2025 00:15:46 +0000 (GMT) From: Ilya Leoshkevich To: Warner Losh , Riku Voipio , Laurent Vivier , Paolo Bonzini , Richard Henderson , =?utf-8?q?Alex_Benn=C3=A9?= =?utf-8?q?e?= Cc: Kyle Evans , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , qemu-devel@nongnu.org, =?utf-8?q?Daniel_P_=2E_Berrang=C3=A9?= , Ilya Leoshkevich Subject: [PATCH v6 3/8] user: Introduce user/signal.h Date: Fri, 17 Jan 2025 01:11:28 +0100 Message-ID: <20250117001542.8290-4-iii@linux.ibm.com> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250117001542.8290-1-iii@linux.ibm.com> References: <20250117001542.8290-1-iii@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: R18uc3DNzKbVHxElb4suPVyLSt-iSXir X-Proofpoint-ORIG-GUID: R18uc3DNzKbVHxElb4suPVyLSt-iSXir X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.68.34 definitions=2025-01-16_10,2025-01-16_01,2024-11-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 priorityscore=1501 malwarescore=0 lowpriorityscore=0 adultscore=0 phishscore=0 impostorscore=0 mlxscore=0 mlxlogscore=963 bulkscore=0 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2501160178 Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -44 X-Spam_score: -4.5 X-Spam_bar: ---- X-Spam_report: (-4.5 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-1.797, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org gdbstub needs target_to_host_signal(), so move its declaration to a public header. Reviewed-by: Richard Henderson Reviewed-by: Warner Losh Signed-off-by: Ilya Leoshkevich --- bsd-user/signal-common.h | 1 - bsd-user/signal.c | 1 + include/user/signal.h | 23 +++++++++++++++++++++++ linux-user/signal-common.h | 1 - linux-user/signal.c | 1 + linux-user/syscall.c | 1 + 6 files changed, 26 insertions(+), 2 deletions(-) create mode 100644 include/user/signal.h diff --git a/bsd-user/signal-common.h b/bsd-user/signal-common.h index 77d7c7a78b7..4e634e04a30 100644 --- a/bsd-user/signal-common.h +++ b/bsd-user/signal-common.h @@ -42,7 +42,6 @@ void process_pending_signals(CPUArchState *env); void queue_signal(CPUArchState *env, int sig, int si_type, target_siginfo_t *info); void signal_init(void); -int target_to_host_signal(int sig); void target_to_host_sigset(sigset_t *d, const target_sigset_t *s); /* diff --git a/bsd-user/signal.c b/bsd-user/signal.c index b4e1458237a..8c51f6ce653 100644 --- a/bsd-user/signal.c +++ b/bsd-user/signal.c @@ -24,6 +24,7 @@ #include "user/cpu_loop.h" #include "exec/page-protection.h" #include "user/page-protection.h" +#include "user/signal.h" #include "user/tswap-target.h" #include "gdbstub/user.h" #include "signal-common.h" diff --git a/include/user/signal.h b/include/user/signal.h new file mode 100644 index 00000000000..19b6b9e5ddc --- /dev/null +++ b/include/user/signal.h @@ -0,0 +1,23 @@ +/* + * Signal-related declarations. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#ifndef USER_SIGNAL_H +#define USER_SIGNAL_H + +#ifndef CONFIG_USER_ONLY +#error Cannot include this header from system emulation +#endif + +/** + * target_to_host_signal: + * @sig: target signal. + * + * On success, return the host signal between 0 (inclusive) and NSIG + * (exclusive) corresponding to the target signal @sig. Return any other value + * on failure. + */ +int target_to_host_signal(int sig); + +#endif diff --git a/linux-user/signal-common.h b/linux-user/signal-common.h index 8584d9ecc2a..196d2406f86 100644 --- a/linux-user/signal-common.h +++ b/linux-user/signal-common.h @@ -61,7 +61,6 @@ void queue_signal(CPUArchState *env, int sig, int si_type, target_siginfo_t *info); void host_to_target_siginfo(target_siginfo_t *tinfo, const siginfo_t *info); void target_to_host_siginfo(siginfo_t *info, const target_siginfo_t *tinfo); -int target_to_host_signal(int sig); int host_to_target_signal(int sig); long do_sigreturn(CPUArchState *env); long do_rt_sigreturn(CPUArchState *env); diff --git a/linux-user/signal.c b/linux-user/signal.c index 087c4d270e4..bffbef235cd 100644 --- a/linux-user/signal.c +++ b/linux-user/signal.c @@ -36,6 +36,7 @@ #include "user/cpu_loop.h" #include "user/page-protection.h" #include "user/safe-syscall.h" +#include "user/signal.h" #include "tcg/tcg.h" /* target_siginfo_t must fit in gdbstub's siginfo save area. */ diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 78c7c0b34ef..53837113c4a 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -138,6 +138,7 @@ #include "user-mmap.h" #include "user/page-protection.h" #include "user/safe-syscall.h" +#include "user/signal.h" #include "qemu/guest-random.h" #include "qemu/selfmap.h" #include "user/syscall-trace.h"