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[PATCH v2 29/40] bsd-user/signal.c: Fill in queue_signal
From: |
Warner Losh |
Subject: |
[PATCH v2 29/40] bsd-user/signal.c: Fill in queue_signal |
Date: |
Mon, 24 Jan 2022 18:29:36 -0700 |
Fill in queue signal implementation, as well as routines allocate and
delete elements of the signal queue.
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Kyle Evans <kevans@freebsd.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
---
bsd-user/qemu.h | 1 +
bsd-user/signal.c | 13 ++++++++++++-
2 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/bsd-user/qemu.h b/bsd-user/qemu.h
index a7964776fdb..fe0aedcdf3f 100644
--- a/bsd-user/qemu.h
+++ b/bsd-user/qemu.h
@@ -85,6 +85,7 @@ typedef struct TaskState {
struct bsd_binprm *bprm;
struct image_info *info;
+ struct emulated_sigtable sync_signal;
struct emulated_sigtable sigtab[TARGET_NSIG];
/*
* Nonzero if process_pending_signals() needs to do something (either
diff --git a/bsd-user/signal.c b/bsd-user/signal.c
index ccda7adbeef..34663f7a28a 100644
--- a/bsd-user/signal.c
+++ b/bsd-user/signal.c
@@ -255,7 +255,18 @@ static void QEMU_NORETURN dump_core_and_abort(int
target_sig)
void queue_signal(CPUArchState *env, int sig, int si_type,
target_siginfo_t *info)
{
- qemu_log_mask(LOG_UNIMP, "No signal queueing, dropping signal %d\n", sig);
+ CPUState *cpu = env_cpu(env);
+ TaskState *ts = cpu->opaque;
+
+ trace_user_queue_signal(env, sig);
+
+ info->si_code = deposit32(info->si_code, 24, 8, si_type);
+
+ ts->sync_signal.info = *info;
+ ts->sync_signal.pending = sig;
+ /* Signal that a new signal is pending. */
+ qatomic_set(&ts->signal_pending, 1);
+ return;
}
static int fatal_signal(int sig)
--
2.33.1
- [PATCH v2 11/40] bsd-user/signal.c: implement cpu_loop_exit_sigbus, (continued)
- [PATCH v2 11/40] bsd-user/signal.c: implement cpu_loop_exit_sigbus, Warner Losh, 2022/01/24
- [PATCH v2 12/40] bsd-user/arm/arget_arch_cpu.h: Move EXCP_DEBUG and EXCP_BKPT together, Warner Losh, 2022/01/24
- [PATCH v2 22/40] bsd-user: Add host signals to the build, Warner Losh, 2022/01/24
- [PATCH v2 17/40] bsd-user/signal.c: Implement signal_init(), Warner Losh, 2022/01/24
- [PATCH v2 19/40] bsd-user/host/arm/host-signal.h: Implement host_signal_*, Warner Losh, 2022/01/24
- [PATCH v2 26/40] bsd-user/signal.c: Implement host_signal_handler, Warner Losh, 2022/01/24
- [PATCH v2 23/40] bsd-user: Add trace events for bsd-user, Warner Losh, 2022/01/24
- [PATCH v2 21/40] bsd-user/host/x86_64/host-signal.h: Implement host_signal_*, Warner Losh, 2022/01/24
- [PATCH v2 29/40] bsd-user/signal.c: Fill in queue_signal,
Warner Losh <=
- [PATCH v2 30/40] bsd-user/signal.c: sigset manipulation routines., Warner Losh, 2022/01/24
- [PATCH v2 35/40] bsd-user/signal.c: implement do_sigreturn, Warner Losh, 2022/01/24
- [PATCH v2 33/40] bsd-user/signal.c: tswap_siginfo, Warner Losh, 2022/01/24
- [PATCH v2 40/40] bsd-user/freebsd/target_os_ucontext.h: Prefer env as arg name for CPUArchState args, Warner Losh, 2022/01/24