Date: Wed, 5 Jan 2022 12:36:44 GMT From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: fbdca1495378 - main - Remove the sigcode base check on arm64 Message-ID: <202201051236.205CaiT1008735@gitrepo.freebsd.org>
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The branch main has been updated by andrew: URL: https://cgit.FreeBSD.org/src/commit/?id=fbdca14953785b6309b2754a90a85180fadc2a9d commit fbdca14953785b6309b2754a90a85180fadc2a9d Author: Andrew Turner <andrew@FreeBSD.org> AuthorDate: 2022-01-05 11:01:31 +0000 Commit: Andrew Turner <andrew@FreeBSD.org> CommitDate: 2022-01-05 11:57:38 +0000 Remove the sigcode base check on arm64 This was added with the shared page support. It is unused as we always enable the shared page on FreeBSD executables on arm64. --- sys/arm64/arm64/exec_machdep.c | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) diff --git a/sys/arm64/arm64/exec_machdep.c b/sys/arm64/arm64/exec_machdep.c index b4ac8887ab72..715c41031c92 100644 --- a/sys/arm64/arm64/exec_machdep.c +++ b/sys/arm64/arm64/exec_machdep.c @@ -542,7 +542,6 @@ sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) struct trapframe *tf; struct sigframe *fp, frame; struct sigacts *psp; - struct sysentvec *sysent; int onstack, sig; td = curthread; @@ -600,12 +599,7 @@ sendsig(sig_t catcher, ksiginfo_t *ksi, sigset_t *mask) tf->tf_elr = (register_t)catcher; tf->tf_sp = (register_t)fp; - sysent = p->p_sysent; - if (sysent->sv_sigcode_base != 0) - tf->tf_lr = (register_t)sysent->sv_sigcode_base; - else - tf->tf_lr = (register_t)(sysent->sv_psstrings - - *(sysent->sv_szsigcode)); + tf->tf_lr = (register_t)p->p_sysent->sv_sigcode_base; CTR3(KTR_SIG, "sendsig: return td=%p pc=%#x sp=%#x", td, tf->tf_elr, tf->tf_sp);
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