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Differential D31286 Diff 92743 sys/arm64/linux/linux_machdep.c

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sys/arm64/linux/linux_machdep.c

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#include <compat/linux/linux_mmap.h> #include <compat/linux/linux_mmap.h>
#include <compat/linux/linux_util.h> #include <compat/linux/linux_util.h>
/* DTrace init */ /* DTrace init */
LIN_SDT_PROVIDER_DECLARE(LINUX_DTRACE); LIN_SDT_PROVIDER_DECLARE(LINUX_DTRACE);
/* DTrace probes */ /* DTrace probes */
LIN_SDT_PROBE_DEFINE0(machdep, linux_mmap2, todo); LIN_SDT_PROBE_DEFINE0(machdep, linux_mmap2, todo);
LIN_SDT_PROBE_DEFINE0(machdep, linux_sigaltstack, todo);
/* /*
* LINUXTODO: deduplicate; linux_execve is common across archs, except that on * LINUXTODO: deduplicate; linux_execve is common across archs, except that on
* amd64 compat linuxulator it calls freebsd32_exec_copyin_args. * amd64 compat linuxulator it calls freebsd32_exec_copyin_args.
*/ */
int int
linux_execve(struct thread *td, struct linux_execve_args *uap) linux_execve(struct thread *td, struct linux_execve_args *uap)
{ {
▲ Show 20 Lines • Show All 49 Lines • ▼ Show 20 Lines return (linux_mprotect_common(td, PTROUT(uap->addr), uap->len,
uap->prot)); uap->prot));
} }
int int
linux_madvise(struct thread *td, struct linux_madvise_args *uap) linux_madvise(struct thread *td, struct linux_madvise_args *uap)
{ {
return (linux_madvise_common(td, PTROUT(uap->addr), uap->len, uap->behav)); return (linux_madvise_common(td, PTROUT(uap->addr), uap->len, uap->behav));
}
/* LINUXTODO: implement arm64 linux_sigaltstack */
int
linux_sigaltstack(struct thread *td, struct linux_sigaltstack_args *uap)
{
LIN_SDT_PROBE0(machdep, linux_sigaltstack, todo);
return (EDOOFUS);
} }
int int
linux_set_cloned_tls(struct thread *td, void *desc) linux_set_cloned_tls(struct thread *td, void *desc)
{ {
if ((uint64_t)desc >= VM_MAXUSER_ADDRESS) if ((uint64_t)desc >= VM_MAXUSER_ADDRESS)
return (EPERM); return (EPERM);
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