git: f4fd475d457d - stable/13 - linux: Improve debug for PTRACE_GETEVENTMSG
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Date: Mon, 21 Feb 2022 13:49:01 UTC
The branch stable/13 has been updated by trasz: URL: https://cgit.FreeBSD.org/src/commit/?id=f4fd475d457da5e09117c7caba3c15baca2458e4 commit f4fd475d457da5e09117c7caba3c15baca2458e4 Author: Edward Tomasz Napierala <trasz@FreeBSD.org> AuthorDate: 2021-10-23 18:53:12 +0000 Commit: Edward Tomasz Napierala <trasz@FreeBSD.org> CommitDate: 2022-02-21 13:36:01 +0000 linux: Improve debug for PTRACE_GETEVENTMSG No functional changes. Sponsored By: EPSRC (cherry picked from commit 2ec26ae402fc2589cb97bb5aa713b6d0ba080c17) --- sys/amd64/linux/linux_ptrace.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/sys/amd64/linux/linux_ptrace.c b/sys/amd64/linux/linux_ptrace.c index 7abb9c5ee933..8c007871c190 100644 --- a/sys/amd64/linux/linux_ptrace.c +++ b/sys/amd64/linux/linux_ptrace.c @@ -67,6 +67,7 @@ __FBSDID("$FreeBSD$"); #define LINUX_PTRACE_DETACH 17 #define LINUX_PTRACE_SYSCALL 24 #define LINUX_PTRACE_SETOPTIONS 0x4200 +#define LINUX_PTRACE_GETEVENTMSG 0x4201 #define LINUX_PTRACE_GETSIGINFO 0x4202 #define LINUX_PTRACE_GETREGSET 0x4204 #define LINUX_PTRACE_SEIZE 0x4206 @@ -427,6 +428,14 @@ linux_ptrace_setoptions(struct thread *td, pid_t pid, l_ulong data) return (kern_ptrace(td, PT_SET_EVENT_MASK, pid, &mask, sizeof(mask))); } +static int +linux_ptrace_geteventmsg(struct thread *td, pid_t pid, l_ulong data) +{ + + linux_msg(td, "PTRACE_GETEVENTMSG not implemented; returning EINVAL"); + return (EINVAL); +} + static int linux_ptrace_getsiginfo(struct thread *td, pid_t pid, l_ulong data) { @@ -772,6 +781,9 @@ linux_ptrace(struct thread *td, struct linux_ptrace_args *uap) case LINUX_PTRACE_SETOPTIONS: error = linux_ptrace_setoptions(td, pid, uap->data); break; + case LINUX_PTRACE_GETEVENTMSG: + error = linux_ptrace_geteventmsg(td, pid, uap->data); + break; case LINUX_PTRACE_GETSIGINFO: error = linux_ptrace_getsiginfo(td, pid, uap->data); break;