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Thu, 19 May 2022 16:57:20 GMT (envelope-from git) Date: Thu, 19 May 2022 16:57:20 GMT Message-Id: <202205191657.24JGvKNU060790@gitrepo.freebsd.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org From: Dmitry Chagin Subject: git: a6f85b12bbe8 - main - linux(4): Convert the native kernel signal codes into the Linux codes List-Id: Commit messages for all branches of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-all List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-all@freebsd.org X-BeenThere: dev-commits-src-all@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit X-Git-Committer: dchagin X-Git-Repository: src X-Git-Refname: refs/heads/main X-Git-Reftype: branch X-Git-Commit: a6f85b12bbe8e50243350c77b0c5879d9e72f85b Auto-Submitted: auto-generated ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; 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mx1.freebsd.org; none X-ThisMailContainsUnwantedMimeParts: N The branch main has been updated by dchagin: URL: https://cgit.FreeBSD.org/src/commit/?id=a6f85b12bbe8e50243350c77b0c5879d9e72f85b commit a6f85b12bbe8e50243350c77b0c5879d9e72f85b Author: Dmitry Chagin AuthorDate: 2022-05-19 16:56:50 +0000 Commit: Dmitry Chagin CommitDate: 2022-05-19 16:56:50 +0000 linux(4): Convert the native kernel signal codes into the Linux codes MFC after: 2 weeks --- sys/compat/linux/linux_signal.c | 78 ++++++++++++++++++++++++++++++++++++++--- 1 file changed, 74 insertions(+), 4 deletions(-) diff --git a/sys/compat/linux/linux_signal.c b/sys/compat/linux/linux_signal.c index a9af0d726f56..9aecb8497f3b 100644 --- a/sys/compat/linux/linux_signal.c +++ b/sys/compat/linux/linux_signal.c @@ -65,7 +65,7 @@ static int linux_tdksignal(struct thread *td, lwpid_t tid, int tgid, int sig, ksiginfo_t *ksi); static int linux_tdsignal(struct thread *td, lwpid_t tid, int tgid, int sig); -static void sicode_to_lsicode(int si_code, int *lsi_code); +static void sicode_to_lsicode(int sig, int si_code, int *lsi_code); static int linux_common_rt_sigtimedwait(struct thread *, l_sigset_t *, struct timespec *, l_siginfo_t *, l_size_t); @@ -565,8 +565,62 @@ linux_tkill(struct thread *td, struct linux_tkill_args *args) return (linux_tdsignal(td, args->tid, -1, sig)); } +static int +sigfpe_sicode2lsicode(int si_code) +{ + + switch (si_code) { + case FPE_INTOVF: + return (LINUX_FPE_INTOVF); + case FPE_INTDIV: + return (LINUX_FPE_INTDIV); + case FPE_FLTIDO: + return (LINUX_FPE_FLTUNK); + default: + return (si_code); + } +} + +static int +sigbus_sicode2lsicode(int si_code) +{ + + switch (si_code) { + case BUS_OOMERR: + return (LINUX_BUS_MCEERR_AR); + default: + return (si_code); + } +} + +static int +sigsegv_sicode2lsicode(int si_code) +{ + + switch (si_code) { + case SEGV_PKUERR: + return (LINUX_SEGV_PKUERR); + default: + return (si_code); + } +} + +static int +sigtrap_sicode2lsicode(int si_code) +{ + + switch (si_code) { + case TRAP_DTRACE: + return (LINUX_TRAP_TRACE); + case TRAP_CAP: + return (LINUX_TRAP_UNK); + default: + return (si_code); + } +} + static void -sicode_to_lsicode(int si_code, int *lsi_code) +sicode_to_lsicode(int sig, int si_code, int *lsi_code) { switch (si_code) { @@ -592,7 +646,23 @@ sicode_to_lsicode(int si_code, int *lsi_code) *lsi_code = LINUX_SI_TKILL; break; default: - *lsi_code = si_code; + switch (sig) { + case LINUX_SIGFPE: + *lsi_code = sigfpe_sicode2lsicode(si_code); + break; + case LINUX_SIGBUS: + *lsi_code = sigbus_sicode2lsicode(si_code); + break; + case LINUX_SIGSEGV: + *lsi_code = sigsegv_sicode2lsicode(si_code); + break; + case LINUX_SIGTRAP: + *lsi_code = sigtrap_sicode2lsicode(si_code); + break; + default: + *lsi_code = si_code; + break; + } break; } } @@ -603,7 +673,7 @@ siginfo_to_lsiginfo(const siginfo_t *si, l_siginfo_t *lsi, l_int sig) /* sig alredy converted */ lsi->lsi_signo = sig; - sicode_to_lsicode(si->si_code, &lsi->lsi_code); + sicode_to_lsicode(sig, si->si_code, &lsi->lsi_code); switch (si->si_code) { case SI_LWP: