diff options
author | Konstantin Belousov <kib@FreeBSD.org> | 2023-01-31 23:49:54 +0000 |
---|---|---|
committer | Konstantin Belousov <kib@FreeBSD.org> | 2023-02-01 22:59:27 +0000 |
commit | 83a49712afa276b7f320e0dd669c8dfd33f9a5ac (patch) | |
tree | a0d4dae5b8c076bbc65c8b3f5d3b1d58efd4e8b6 /sys | |
parent | 3f08bd565341dabe22884051014d1e981b433768 (diff) | |
download | src-83a49712afa276b7f320e0dd669c8dfd33f9a5ac.tar.gz src-83a49712afa276b7f320e0dd669c8dfd33f9a5ac.zip |
kstack_contains(): account for struct pcb on stack
for arm64, arm, powerpc, and riscv
Reviewed by: jhb
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D38320
Diffstat (limited to 'sys')
-rw-r--r-- | sys/arm/include/stack.h | 3 | ||||
-rw-r--r-- | sys/arm64/include/stack.h | 3 | ||||
-rw-r--r-- | sys/powerpc/include/stack.h | 3 | ||||
-rw-r--r-- | sys/riscv/include/stack.h | 3 |
4 files changed, 8 insertions, 4 deletions
diff --git a/sys/arm/include/stack.h b/sys/arm/include/stack.h index e8d130517be5..748ef35a444e 100644 --- a/sys/arm/include/stack.h +++ b/sys/arm/include/stack.h @@ -78,7 +78,8 @@ static __inline bool kstack_contains(struct thread *td, vm_offset_t va, size_t len) { return (va >= td->td_kstack && va + len >= va && - va + len <= td->td_kstack + td->td_kstack_pages * PAGE_SIZE); + va + len <= td->td_kstack + td->td_kstack_pages * PAGE_SIZE - + sizeof(struct pcb)); } #endif /* _SYS_PROC_H_ */ diff --git a/sys/arm64/include/stack.h b/sys/arm64/include/stack.h index 4c4c41bf9516..58fb2cf0e8a5 100644 --- a/sys/arm64/include/stack.h +++ b/sys/arm64/include/stack.h @@ -53,7 +53,8 @@ static __inline bool kstack_contains(struct thread *td, vm_offset_t va, size_t len) { return (va >= td->td_kstack && va + len >= va && - va + len <= td->td_kstack + td->td_kstack_pages * PAGE_SIZE); + va + len <= td->td_kstack + td->td_kstack_pages * PAGE_SIZE - + sizeof(struct pcb)); } #endif /* _SYS_PROC_H_ */ diff --git a/sys/powerpc/include/stack.h b/sys/powerpc/include/stack.h index 953afd6f0aa4..53ea0fc3bc54 100644 --- a/sys/powerpc/include/stack.h +++ b/sys/powerpc/include/stack.h @@ -48,7 +48,8 @@ static __inline bool kstack_contains(struct thread *td, vm_offset_t va, size_t len) { return (va >= td->td_kstack && va + len >= va && - va + len <= td->td_kstack + td->td_kstack_pages * PAGE_SIZE); + va + len <= td->td_kstack + td->td_kstack_pages * PAGE_SIZE - + sizeof(struct pcb)); } #endif /* _SYS_PROC_H_ */ diff --git a/sys/riscv/include/stack.h b/sys/riscv/include/stack.h index 566081c3ebd0..1f6907742b6a 100644 --- a/sys/riscv/include/stack.h +++ b/sys/riscv/include/stack.h @@ -63,7 +63,8 @@ static __inline bool kstack_contains(struct thread *td, vm_offset_t va, size_t len) { return (va >= td->td_kstack && va + len >= va && - va + len <= td->td_kstack + td->td_kstack_pages * PAGE_SIZE); + va + len <= td->td_kstack + td->td_kstack_pages * PAGE_SIZE - + sizeof(struct pcb)); } #endif /* _SYS_PROC_H_ */ |