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| author | Edward Tomasz Napierala <trasz@FreeBSD.org> | 2021-06-16 09:34:06 +0000 |
|---|---|---|
| committer | Edward Tomasz Napierala <trasz@FreeBSD.org> | 2021-06-16 10:32:39 +0000 |
| commit | a397b5508320e757274bc652b43ccb2e1a702933 (patch) | |
| tree | 35c76d2f3652534390646a29d4e897d13b751857 /sys | |
| parent | e505c3066bbdb96dd28ff4634a315346490b9b33 (diff) | |
| download | src-a397b5508320e757274bc652b43ccb2e1a702933.tar.gz src-a397b5508320e757274bc652b43ccb2e1a702933.zip | |
linux: implement set_cloned_tls() on arm64
This fixes random segfaults on "git commit --amend".
Sponsored By: EPSRC
Differential Revision: https://reviews.freebsd.org/D30508
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/arm64/linux/linux_machdep.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/sys/arm64/linux/linux_machdep.c b/sys/arm64/linux/linux_machdep.c index 80597a2922a7..8e10fc9d26a1 100644 --- a/sys/arm64/linux/linux_machdep.c +++ b/sys/arm64/linux/linux_machdep.c @@ -55,7 +55,6 @@ LIN_SDT_PROVIDER_DECLARE(LINUX_DTRACE); LIN_SDT_PROBE_DEFINE0(machdep, linux_mmap2, todo); LIN_SDT_PROBE_DEFINE0(machdep, linux_rt_sigsuspend, todo); LIN_SDT_PROBE_DEFINE0(machdep, linux_sigaltstack, todo); -LIN_SDT_PROBE_DEFINE0(machdep, linux_set_cloned_tls, todo); /* * LINUXTODO: deduplicate; linux_execve is common across archs, except that on @@ -141,11 +140,12 @@ linux_sigaltstack(struct thread *td, struct linux_sigaltstack_args *uap) return (EDOOFUS); } -/* LINUXTODO: implement arm64 linux_set_cloned_tls */ int linux_set_cloned_tls(struct thread *td, void *desc) { - LIN_SDT_PROBE0(machdep, linux_set_cloned_tls, todo); - return (EDOOFUS); + if ((uint64_t)desc >= VM_MAXUSER_ADDRESS) + return (EPERM); + + return (cpu_set_user_tls(td, desc)); } |