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authorLinus Torvalds <torvalds@linux-foundation.org>2022-06-03 13:57:50 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-06-03 13:57:50 -0700
commit4ab6cfc4ad9f867a107b0ef029088dd4c0a8f83c (patch)
tree3f30f7307c893160c3a00662f63c1a92285838bf /arch/s390/kernel/asm-offsets.c
parent93ce7948e38ffe6f9b4fd403c94c098bd892a5ff (diff)
parente0ffcf3fe18e0310221461c08969edec2cc7628c (diff)
Merge tag 's390-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux
Pull more s390 updates from Heiko Carstens: "Just a couple of small improvements, bug fixes and cleanups: - Add Eric Farman as maintainer for s390 virtio drivers. - Improve machine check handling, and avoid incorrectly injecting a machine check into a kvm guest. - Add cond_resched() call to gmap page table walker in order to avoid possible huge latencies. Also use non-quiesing sske instruction to speed up storage key handling. - Add __GFP_NORETRY to KEXEC_CONTROL_MEMORY_GFP so s390 behaves similar like common code. - Get sie control block address from correct stack slot in perf event code. This fixes potential random memory accesses. - Change uaccess code so that the exception handler sets the result of get_user() and __get_kernel_nofault() to zero in case of a fault. Until now this was done via input parameters for inline assemblies. Doing it via fault handling is what most or even all other architectures are doing. - Couple of other small cleanups and fixes" * tag 's390-5.19-2' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux: s390/stack: add union to reflect kvm stack slot usages s390/stack: merge empty stack frame slots s390/uaccess: whitespace cleanup s390/uaccess: use __noreturn instead of __attribute__((noreturn)) s390/uaccess: use exception handler to zero result on get_user() failure s390/uaccess: use symbolic names for inline assembler operands s390/mcck: isolate SIE instruction when setting CIF_MCCK_GUEST flag s390/mm: use non-quiescing sske for KVM switch to keyed guest s390/gmap: voluntarily schedule during key setting MAINTAINERS: Update s390 virtio-ccw s390/kexec: add __GFP_NORETRY to KEXEC_CONTROL_MEMORY_GFP s390/Kconfig.debug: fix indentation s390/Kconfig: fix indentation s390/perf: obtain sie_block from the right address s390: generate register offsets into pt_regs automatically s390: simplify early program check handler s390/crypto: fix scatterwalk_unmap() callers in AES-GCM
Diffstat (limited to 'arch/s390/kernel/asm-offsets.c')
-rw-r--r--arch/s390/kernel/asm-offsets.c26
1 files changed, 21 insertions, 5 deletions
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index 7c74f0e17e5a..d8ce965c0a97 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -32,6 +32,22 @@ int main(void)
/* pt_regs offsets */
OFFSET(__PT_PSW, pt_regs, psw);
OFFSET(__PT_GPRS, pt_regs, gprs);
+ OFFSET(__PT_R0, pt_regs, gprs[0]);
+ OFFSET(__PT_R1, pt_regs, gprs[1]);
+ OFFSET(__PT_R2, pt_regs, gprs[2]);
+ OFFSET(__PT_R3, pt_regs, gprs[3]);
+ OFFSET(__PT_R4, pt_regs, gprs[4]);
+ OFFSET(__PT_R5, pt_regs, gprs[5]);
+ OFFSET(__PT_R6, pt_regs, gprs[6]);
+ OFFSET(__PT_R7, pt_regs, gprs[7]);
+ OFFSET(__PT_R8, pt_regs, gprs[8]);
+ OFFSET(__PT_R9, pt_regs, gprs[9]);
+ OFFSET(__PT_R10, pt_regs, gprs[10]);
+ OFFSET(__PT_R11, pt_regs, gprs[11]);
+ OFFSET(__PT_R12, pt_regs, gprs[12]);
+ OFFSET(__PT_R13, pt_regs, gprs[13]);
+ OFFSET(__PT_R14, pt_regs, gprs[14]);
+ OFFSET(__PT_R15, pt_regs, gprs[15]);
OFFSET(__PT_ORIG_GPR2, pt_regs, orig_gpr2);
OFFSET(__PT_FLAGS, pt_regs, flags);
OFFSET(__PT_CR1, pt_regs, cr1);
@@ -41,11 +57,11 @@ int main(void)
/* stack_frame offsets */
OFFSET(__SF_BACKCHAIN, stack_frame, back_chain);
OFFSET(__SF_GPRS, stack_frame, gprs);
- OFFSET(__SF_EMPTY, stack_frame, empty1[0]);
- OFFSET(__SF_SIE_CONTROL, stack_frame, empty1[1]);
- OFFSET(__SF_SIE_SAVEAREA, stack_frame, empty1[2]);
- OFFSET(__SF_SIE_REASON, stack_frame, empty1[3]);
- OFFSET(__SF_SIE_FLAGS, stack_frame, empty1[4]);
+ OFFSET(__SF_EMPTY, stack_frame, empty[0]);
+ OFFSET(__SF_SIE_CONTROL, stack_frame, sie_control_block);
+ OFFSET(__SF_SIE_SAVEAREA, stack_frame, sie_savearea);
+ OFFSET(__SF_SIE_REASON, stack_frame, sie_reason);
+ OFFSET(__SF_SIE_FLAGS, stack_frame, sie_flags);
DEFINE(STACK_FRAME_OVERHEAD, sizeof(struct stack_frame));
BLANK();
/* idle data offsets */