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Differential D18444

const poison the `new` pointer of __sysctl.
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Authored by brooks on Dec 6 2018, 12:57 AM.
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kib
jhb
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rS343630: Regen after r342190.
rS342190: const poison the `new` pointer of __sysctl.
Summary

Depends on D18443

Diff Detail

Repository
rS FreeBSD src repository - subversion
Lint
Lint Not Applicable
Unit
Tests Not Applicable

Event Timeline

brooks created this revision.Dec 6 2018, 12:57 AM
Harbormaster completed remote builds in B21383: Diff 51632.Dec 6 2018, 1:00 AM
kib accepted this revision.Dec 6 2018, 10:04 AM

If it compiles, fine with me.

This revision is now accepted and ready to land.Dec 6 2018, 10:04 AM
Closed by commit rS342190: const poison the `new` pointer of __sysctl. (authored by brooks). · Explain WhyDec 18 2018, 12:45 PM
This revision was automatically updated to reflect the committed changes.
Herald added a subscriber: imp. · View Herald TranscriptDec 18 2018, 12:45 PM

Revision Contents
Changeset List

PathSize
head/
sys/
compat/
freebsd32/
2 lines
kern/
8 lines
2 lines
sys/
4 lines

Diff 52141

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head/sys/compat/freebsd32/syscalls.master

Show First 20 Lines • Show All 374 Lines • ▼ Show 20 Linesinit_proc0(vm_offset_t kstack)
proc_linkup0(&proc0, &thread0); proc_linkup0(&proc0, &thread0);
thread0.td_kstack = kstack; thread0.td_kstack = kstack;
thread0.td_kstack_pages = kstack_pages; thread0.td_kstack_pages = kstack_pages;
#if defined(PERTHREAD_SSP) #if defined(PERTHREAD_SSP)
thread0.td_md.md_canary = boot_canary; thread0.td_md.md_canary = boot_canary;
#endif #endif
thread0.td_pcb = (struct pcb *)(thread0.td_kstack + thread0.td_pcb = (struct pcb *)(thread0.td_kstack +
thread0.td_kstack_pages * PAGE_SIZE) - 1; thread0.td_kstack_pages * PAGE_SIZE) - 1;
thread0.td_pcb->pcb_flags = 0;
thread0.td_pcb->pcb_fpflags = 0; thread0.td_pcb->pcb_fpflags = 0;
thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate; thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate;
thread0.td_pcb->pcb_vfpcpu = UINT_MAX; thread0.td_pcb->pcb_vfpcpu = UINT_MAX;
thread0.td_frame = &proc0_tf; thread0.td_frame = &proc0_tf;
ptrauth_thread0(&thread0); ptrauth_thread0(&thread0);
pcpup->pc_curpcb = thread0.td_pcb; pcpup->pc_curpcb = thread0.td_pcb;
/* /*
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head/sys/kern/kern_sysctl.c

Show First 20 Lines • Show All 374 Lines • ▼ Show 20 Linesinit_proc0(vm_offset_t kstack)
proc_linkup0(&proc0, &thread0); proc_linkup0(&proc0, &thread0);
thread0.td_kstack = kstack; thread0.td_kstack = kstack;
thread0.td_kstack_pages = kstack_pages; thread0.td_kstack_pages = kstack_pages;
#if defined(PERTHREAD_SSP) #if defined(PERTHREAD_SSP)
thread0.td_md.md_canary = boot_canary; thread0.td_md.md_canary = boot_canary;
#endif #endif
thread0.td_pcb = (struct pcb *)(thread0.td_kstack + thread0.td_pcb = (struct pcb *)(thread0.td_kstack +
thread0.td_kstack_pages * PAGE_SIZE) - 1; thread0.td_kstack_pages * PAGE_SIZE) - 1;
thread0.td_pcb->pcb_flags = 0;
thread0.td_pcb->pcb_fpflags = 0; thread0.td_pcb->pcb_fpflags = 0;
thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate; thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate;
thread0.td_pcb->pcb_vfpcpu = UINT_MAX; thread0.td_pcb->pcb_vfpcpu = UINT_MAX;
thread0.td_frame = &proc0_tf; thread0.td_frame = &proc0_tf;
ptrauth_thread0(&thread0); ptrauth_thread0(&thread0);
pcpup->pc_curpcb = thread0.td_pcb; pcpup->pc_curpcb = thread0.td_pcb;
/* /*
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head/sys/kern/syscalls.master

Show First 20 Lines • Show All 374 Lines • ▼ Show 20 Linesinit_proc0(vm_offset_t kstack)
proc_linkup0(&proc0, &thread0); proc_linkup0(&proc0, &thread0);
thread0.td_kstack = kstack; thread0.td_kstack = kstack;
thread0.td_kstack_pages = kstack_pages; thread0.td_kstack_pages = kstack_pages;
#if defined(PERTHREAD_SSP) #if defined(PERTHREAD_SSP)
thread0.td_md.md_canary = boot_canary; thread0.td_md.md_canary = boot_canary;
#endif #endif
thread0.td_pcb = (struct pcb *)(thread0.td_kstack + thread0.td_pcb = (struct pcb *)(thread0.td_kstack +
thread0.td_kstack_pages * PAGE_SIZE) - 1; thread0.td_kstack_pages * PAGE_SIZE) - 1;
thread0.td_pcb->pcb_flags = 0;
thread0.td_pcb->pcb_fpflags = 0; thread0.td_pcb->pcb_fpflags = 0;
thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate; thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate;
thread0.td_pcb->pcb_vfpcpu = UINT_MAX; thread0.td_pcb->pcb_vfpcpu = UINT_MAX;
thread0.td_frame = &proc0_tf; thread0.td_frame = &proc0_tf;
ptrauth_thread0(&thread0); ptrauth_thread0(&thread0);
pcpup->pc_curpcb = thread0.td_pcb; pcpup->pc_curpcb = thread0.td_pcb;
/* /*
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head/sys/sys/sysctl.h

Show First 20 Lines • Show All 374 Lines • ▼ Show 20 Linesinit_proc0(vm_offset_t kstack)
proc_linkup0(&proc0, &thread0); proc_linkup0(&proc0, &thread0);
thread0.td_kstack = kstack; thread0.td_kstack = kstack;
thread0.td_kstack_pages = kstack_pages; thread0.td_kstack_pages = kstack_pages;
#if defined(PERTHREAD_SSP) #if defined(PERTHREAD_SSP)
thread0.td_md.md_canary = boot_canary; thread0.td_md.md_canary = boot_canary;
#endif #endif
thread0.td_pcb = (struct pcb *)(thread0.td_kstack + thread0.td_pcb = (struct pcb *)(thread0.td_kstack +
thread0.td_kstack_pages * PAGE_SIZE) - 1; thread0.td_kstack_pages * PAGE_SIZE) - 1;
thread0.td_pcb->pcb_flags = 0;
thread0.td_pcb->pcb_fpflags = 0; thread0.td_pcb->pcb_fpflags = 0;
thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate; thread0.td_pcb->pcb_fpusaved = &thread0.td_pcb->pcb_fpustate;
thread0.td_pcb->pcb_vfpcpu = UINT_MAX; thread0.td_pcb->pcb_vfpcpu = UINT_MAX;
thread0.td_frame = &proc0_tf; thread0.td_frame = &proc0_tf;
ptrauth_thread0(&thread0); ptrauth_thread0(&thread0);
pcpup->pc_curpcb = thread0.td_pcb; pcpup->pc_curpcb = thread0.td_pcb;
/* /*
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