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s390: rename last_break to pgm_last_break

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With the upcoming BEAR enhancements last_break isn't really
unique, so rename it to pgm_last_break. This way it should
be more obvious that this is the last_break value that is
written by the hardware when a program check occurs.

Signed-off-by: Sven Schnelle <svens@linux.ibm.com>
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Sven Schnelle 2021-10-01 17:08:09 +02:00 committed by Vasily Gorbik
parent c8f573eccb
commit 26c21aa485
5 changed files with 6 additions and 6 deletions
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4
arch/s390/boot/pgm_check_info.c
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@ -175,6 +175,6 @@ void print_pgm_check_info(void)
gpregs[12], gpregs[13], gpregs[14], gpregs[15]);
print_stacktrace();
decompressor_printk("Last Breaking-Event-Address:\n");
decompressor_printk(" [<%016lx>] %pS\n", (unsigned long)S390_lowcore.breaking_event_addr,
(void *)S390_lowcore.breaking_event_addr);
decompressor_printk(" [<%016lx>] %pS\n", (unsigned long)S390_lowcore.pgm_last_break,
(void *)S390_lowcore.pgm_last_break);
}

2
arch/s390/include/asm/lowcore.h
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@ -65,7 +65,7 @@ struct lowcore {
__u32 external_damage_code; /* 0x00f4 */
__u64 failing_storage_address; /* 0x00f8 */
__u8 pad_0x0100[0x0110-0x0100]; /* 0x0100 */
__u64 breaking_event_addr; /* 0x0110 */
__u64 pgm_last_break; /* 0x0110 */
__u8 pad_0x0118[0x0120-0x0118]; /* 0x0118 */
psw_t restart_old_psw; /* 0x0120 */
psw_t external_old_psw; /* 0x0130 */

2
arch/s390/kernel/asm-offsets.c
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@ -78,7 +78,7 @@ int main(void)
OFFSET(__LC_MCCK_CODE, lowcore, mcck_interruption_code);
OFFSET(__LC_EXT_DAMAGE_CODE, lowcore, external_damage_code);
OFFSET(__LC_MCCK_FAIL_STOR_ADDR, lowcore, failing_storage_address);
OFFSET(__LC_LAST_BREAK, lowcore, breaking_event_addr);
OFFSET(__LC_PGM_LAST_BREAK, lowcore, pgm_last_break);
OFFSET(__LC_RETURN_LPSWE, lowcore, return_lpswe);
OFFSET(__LC_RETURN_MCCK_LPSWE, lowcore, return_mcck_lpswe);
OFFSET(__LC_RST_OLD_PSW, lowcore, restart_old_psw);

2
arch/s390/kernel/traps.c
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@ -300,7 +300,7 @@ static void (*pgm_check_table[128])(struct pt_regs *regs);
void noinstr __do_pgm_check(struct pt_regs *regs)
{
unsigned long last_break = S390_lowcore.breaking_event_addr;
unsigned long last_break = S390_lowcore.pgm_last_break;
unsigned int trapnr;
irqentry_state_t state;

2
arch/s390/kvm/interrupt.c
View File

@ -960,7 +960,7 @@ static int __must_check __deliver_prog(struct kvm_vcpu *vcpu)
/* bit 1+2 of the target are the ilc, so we can directly use ilen */
rc |= put_guest_lc(vcpu, ilen, (u16 *) __LC_PGM_ILC);
rc |= put_guest_lc(vcpu, vcpu->arch.sie_block->gbea,
(u64 *) __LC_LAST_BREAK);
(u64 *) __LC_PGM_LAST_BREAK);
rc |= put_guest_lc(vcpu, pgm_info.code,
(u16 *)__LC_PGM_INT_CODE);
rc |= write_guest_lc(vcpu, __LC_PGM_OLD_PSW,