Commit eeb7c41d authored by Linus Torvalds's avatar Linus Torvalds

Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux

Pull s390 fixes from Martin Schwidefsky:
 "Three bug fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/s390/linux:
  s390/mm: set change and reference bit on lazy key enablement
  s390: chp: handle CRW_ERC_INIT for channel-path status change
  s390/perf: fix problem state detection
parents 520eccdf 97ca7bfc
...@@ -998,7 +998,7 @@ static int perf_push_sample(struct perf_event *event, struct sf_raw_sample *sfr) ...@@ -998,7 +998,7 @@ static int perf_push_sample(struct perf_event *event, struct sf_raw_sample *sfr)
psw_bits(regs.psw).ia = sfr->basic.ia; psw_bits(regs.psw).ia = sfr->basic.ia;
psw_bits(regs.psw).dat = sfr->basic.T; psw_bits(regs.psw).dat = sfr->basic.T;
psw_bits(regs.psw).wait = sfr->basic.W; psw_bits(regs.psw).wait = sfr->basic.W;
psw_bits(regs.psw).per = sfr->basic.P; psw_bits(regs.psw).pstate = sfr->basic.P;
psw_bits(regs.psw).as = sfr->basic.AS; psw_bits(regs.psw).as = sfr->basic.AS;
/* /*
......
...@@ -591,11 +591,11 @@ void ptep_zap_key(struct mm_struct *mm, unsigned long addr, pte_t *ptep) ...@@ -591,11 +591,11 @@ void ptep_zap_key(struct mm_struct *mm, unsigned long addr, pte_t *ptep)
unsigned long ptev; unsigned long ptev;
pgste_t pgste; pgste_t pgste;
/* Clear storage key */ /* Clear storage key ACC and F, but set R/C */
preempt_disable(); preempt_disable();
pgste = pgste_get_lock(ptep); pgste = pgste_get_lock(ptep);
pgste_val(pgste) &= ~(PGSTE_ACC_BITS | PGSTE_FP_BIT | pgste_val(pgste) &= ~(PGSTE_ACC_BITS | PGSTE_FP_BIT);
PGSTE_GR_BIT | PGSTE_GC_BIT); pgste_val(pgste) |= PGSTE_GR_BIT | PGSTE_GC_BIT;
ptev = pte_val(*ptep); ptev = pte_val(*ptep);
if (!(ptev & _PAGE_INVALID) && (ptev & _PAGE_WRITE)) if (!(ptev & _PAGE_INVALID) && (ptev & _PAGE_WRITE))
page_set_storage_key(ptev & PAGE_MASK, PAGE_DEFAULT_KEY, 1); page_set_storage_key(ptev & PAGE_MASK, PAGE_DEFAULT_KEY, 1);
......
...@@ -559,6 +559,7 @@ static void chp_process_crw(struct crw *crw0, struct crw *crw1, ...@@ -559,6 +559,7 @@ static void chp_process_crw(struct crw *crw0, struct crw *crw1,
chpid.id = crw0->rsid; chpid.id = crw0->rsid;
switch (crw0->erc) { switch (crw0->erc) {
case CRW_ERC_IPARM: /* Path has come. */ case CRW_ERC_IPARM: /* Path has come. */
case CRW_ERC_INIT:
if (!chp_is_registered(chpid)) if (!chp_is_registered(chpid))
chp_new(chpid); chp_new(chpid);
chsc_chp_online(chpid); chsc_chp_online(chpid);
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment