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| author | Konstantin Belousov <kib@FreeBSD.org> | 2021-06-05 18:18:21 +0000 |
|---|---|---|
| committer | Konstantin Belousov <kib@FreeBSD.org> | 2021-06-15 23:01:35 +0000 |
| commit | 870e197d52c1cb8c3ed6d04ddae34dcae57cb657 (patch) | |
| tree | 831452604033345f7bfc964ecf6f8704d170c917 | |
| parent | a12e901a5a65417849c1ccf1e37b8d092fa438da (diff) | |
| download | src-870e197d52c1cb8c3ed6d04ddae34dcae57cb657.tar.gz src-870e197d52c1cb8c3ed6d04ddae34dcae57cb657.zip | |
Add quirks for Linux ABI signals handling
Require queueing of the signals with default action, and disable
dequeueing SIGCHLD on wait for live process.
Reported and tested by: dchagin
Reviewed by: dchagin, markj
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D30675
| -rw-r--r-- | sys/amd64/linux/linux_sysvec.c | 3 | ||||
| -rw-r--r-- | sys/amd64/linux32/linux32_sysvec.c | 3 | ||||
| -rw-r--r-- | sys/arm64/linux/linux_sysvec.c | 3 | ||||
| -rw-r--r-- | sys/i386/linux/linux_sysvec.c | 6 |
4 files changed, 10 insertions, 5 deletions
diff --git a/sys/amd64/linux/linux_sysvec.c b/sys/amd64/linux/linux_sysvec.c index 3eab9126f192..66e9fec46e60 100644 --- a/sys/amd64/linux/linux_sysvec.c +++ b/sys/amd64/linux/linux_sysvec.c @@ -752,7 +752,8 @@ struct sysentvec elf_linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL, .sv_maxssiz = NULL, - .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP, + .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP | SV_SIG_DISCIGN | + SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux_set_syscall_retval, .sv_fetch_syscall_args = linux_fetch_syscall_args, .sv_syscallnames = NULL, diff --git a/sys/amd64/linux32/linux32_sysvec.c b/sys/amd64/linux32/linux32_sysvec.c index b950c00eba1d..4b492c110556 100644 --- a/sys/amd64/linux32/linux32_sysvec.c +++ b/sys/amd64/linux32/linux32_sysvec.c @@ -919,7 +919,8 @@ struct sysentvec elf_linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = linux32_fixlimit, .sv_maxssiz = &linux32_maxssiz, - .sv_flags = SV_ABI_LINUX | SV_ILP32 | SV_IA32 | SV_SHP, + .sv_flags = SV_ABI_LINUX | SV_ILP32 | SV_IA32 | SV_SHP | + SV_SIG_DISCIGN | SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux32_set_syscall_retval, .sv_fetch_syscall_args = linux32_fetch_syscall_args, .sv_syscallnames = NULL, diff --git a/sys/arm64/linux/linux_sysvec.c b/sys/arm64/linux/linux_sysvec.c index 57abdc6fd691..177f582ce11f 100644 --- a/sys/arm64/linux/linux_sysvec.c +++ b/sys/arm64/linux/linux_sysvec.c @@ -429,7 +429,8 @@ struct sysentvec elf_linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL, .sv_maxssiz = NULL, - .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP, + .sv_flags = SV_ABI_LINUX | SV_LP64 | SV_SHP | SV_SIG_DISCIGN | + SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux_set_syscall_retval, .sv_fetch_syscall_args = linux_fetch_syscall_args, .sv_syscallnames = NULL, diff --git a/sys/i386/linux/linux_sysvec.c b/sys/i386/linux/linux_sysvec.c index 9cc1a723ab55..c94f0824edca 100644 --- a/sys/i386/linux/linux_sysvec.c +++ b/sys/i386/linux/linux_sysvec.c @@ -859,7 +859,8 @@ struct sysentvec linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL, .sv_maxssiz = NULL, - .sv_flags = SV_ABI_LINUX | SV_AOUT | SV_IA32 | SV_ILP32, + .sv_flags = SV_ABI_LINUX | SV_AOUT | SV_IA32 | SV_ILP32 | + SV_SIG_DISCIGN | SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux_set_syscall_retval, .sv_fetch_syscall_args = linux_fetch_syscall_args, .sv_syscallnames = NULL, @@ -897,7 +898,8 @@ struct sysentvec elf_linux_sysvec = { .sv_setregs = linux_exec_setregs, .sv_fixlimit = NULL, .sv_maxssiz = NULL, - .sv_flags = SV_ABI_LINUX | SV_IA32 | SV_ILP32 | SV_SHP, + .sv_flags = SV_ABI_LINUX | SV_IA32 | SV_ILP32 | SV_SHP | + SV_SIG_DISCIGN | SV_SIG_WAITNDQ, .sv_set_syscall_retval = linux_set_syscall_retval, .sv_fetch_syscall_args = linux_fetch_syscall_args, .sv_syscallnames = NULL, |