diff options
author | Jan Beulich <JBeulich@suse.com> | 2017-08-31 03:30:19 -0400 |
---|---|---|
committer | Ingo Molnar <mingo@kernel.org> | 2017-08-31 05:01:58 -0400 |
commit | 39e48d9b128abbd2ea9b8403bb1e2693323db2f4 (patch) | |
tree | 18cb6ebe7ca77c3ebb4a3a59e402143485eabcb2 | |
parent | 6e0b52d406f64d2bd65731968a072387b91b44d2 (diff) |
x86/mm: Use pr_cont() in dump_pagetable()
The lack of newlines in preceding format strings is a clear indication
that these were meant to be continuations of one another, and indeed
output ends up quite a bit more compact (and readable) that way.
Switch other plain printk()-s in the function instances to pr_info(),
as requested.
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Acked-by: Thomas Gleixner <tglx@linutronix.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/59A7D72B0200007800175E4E@prv-mh.provo.novell.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
-rw-r--r-- | arch/x86/mm/fault.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 2a1fa10c6a98..0cdf14cf3270 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c | |||
@@ -396,14 +396,18 @@ static void dump_pagetable(unsigned long address) | |||
396 | pte_t *pte; | 396 | pte_t *pte; |
397 | 397 | ||
398 | #ifdef CONFIG_X86_PAE | 398 | #ifdef CONFIG_X86_PAE |
399 | printk("*pdpt = %016Lx ", pgd_val(*pgd)); | 399 | pr_info("*pdpt = %016Lx ", pgd_val(*pgd)); |
400 | if (!low_pfn(pgd_val(*pgd) >> PAGE_SHIFT) || !pgd_present(*pgd)) | 400 | if (!low_pfn(pgd_val(*pgd) >> PAGE_SHIFT) || !pgd_present(*pgd)) |
401 | goto out; | 401 | goto out; |
402 | #define pr_pde pr_cont | ||
403 | #else | ||
404 | #define pr_pde pr_info | ||
402 | #endif | 405 | #endif |
403 | p4d = p4d_offset(pgd, address); | 406 | p4d = p4d_offset(pgd, address); |
404 | pud = pud_offset(p4d, address); | 407 | pud = pud_offset(p4d, address); |
405 | pmd = pmd_offset(pud, address); | 408 | pmd = pmd_offset(pud, address); |
406 | printk(KERN_CONT "*pde = %0*Lx ", sizeof(*pmd) * 2, (u64)pmd_val(*pmd)); | 409 | pr_pde("*pde = %0*Lx ", sizeof(*pmd) * 2, (u64)pmd_val(*pmd)); |
410 | #undef pr_pde | ||
407 | 411 | ||
408 | /* | 412 | /* |
409 | * We must not directly access the pte in the highpte | 413 | * We must not directly access the pte in the highpte |
@@ -415,9 +419,9 @@ static void dump_pagetable(unsigned long address) | |||
415 | goto out; | 419 | goto out; |
416 | 420 | ||
417 | pte = pte_offset_kernel(pmd, address); | 421 | pte = pte_offset_kernel(pmd, address); |
418 | printk("*pte = %0*Lx ", sizeof(*pte) * 2, (u64)pte_val(*pte)); | 422 | pr_cont("*pte = %0*Lx ", sizeof(*pte) * 2, (u64)pte_val(*pte)); |
419 | out: | 423 | out: |
420 | printk("\n"); | 424 | pr_cont("\n"); |
421 | } | 425 | } |
422 | 426 | ||
423 | #else /* CONFIG_X86_64: */ | 427 | #else /* CONFIG_X86_64: */ |
@@ -565,7 +569,7 @@ static void dump_pagetable(unsigned long address) | |||
565 | if (bad_address(pgd)) | 569 | if (bad_address(pgd)) |
566 | goto bad; | 570 | goto bad; |
567 | 571 | ||
568 | printk("PGD %lx ", pgd_val(*pgd)); | 572 | pr_info("PGD %lx ", pgd_val(*pgd)); |
569 | 573 | ||
570 | if (!pgd_present(*pgd)) | 574 | if (!pgd_present(*pgd)) |
571 | goto out; | 575 | goto out; |
@@ -574,7 +578,7 @@ static void dump_pagetable(unsigned long address) | |||
574 | if (bad_address(p4d)) | 578 | if (bad_address(p4d)) |
575 | goto bad; | 579 | goto bad; |
576 | 580 | ||
577 | printk("P4D %lx ", p4d_val(*p4d)); | 581 | pr_cont("P4D %lx ", p4d_val(*p4d)); |
578 | if (!p4d_present(*p4d) || p4d_large(*p4d)) | 582 | if (!p4d_present(*p4d) || p4d_large(*p4d)) |
579 | goto out; | 583 | goto out; |
580 | 584 | ||
@@ -582,7 +586,7 @@ static void dump_pagetable(unsigned long address) | |||
582 | if (bad_address(pud)) | 586 | if (bad_address(pud)) |
583 | goto bad; | 587 | goto bad; |
584 | 588 | ||
585 | printk("PUD %lx ", pud_val(*pud)); | 589 | pr_cont("PUD %lx ", pud_val(*pud)); |
586 | if (!pud_present(*pud) || pud_large(*pud)) | 590 | if (!pud_present(*pud) || pud_large(*pud)) |
587 | goto out; | 591 | goto out; |
588 | 592 | ||
@@ -590,7 +594,7 @@ static void dump_pagetable(unsigned long address) | |||
590 | if (bad_address(pmd)) | 594 | if (bad_address(pmd)) |
591 | goto bad; | 595 | goto bad; |
592 | 596 | ||
593 | printk("PMD %lx ", pmd_val(*pmd)); | 597 | pr_cont("PMD %lx ", pmd_val(*pmd)); |
594 | if (!pmd_present(*pmd) || pmd_large(*pmd)) | 598 | if (!pmd_present(*pmd) || pmd_large(*pmd)) |
595 | goto out; | 599 | goto out; |
596 | 600 | ||
@@ -598,12 +602,12 @@ static void dump_pagetable(unsigned long address) | |||
598 | if (bad_address(pte)) | 602 | if (bad_address(pte)) |
599 | goto bad; | 603 | goto bad; |
600 | 604 | ||
601 | printk("PTE %lx", pte_val(*pte)); | 605 | pr_cont("PTE %lx", pte_val(*pte)); |
602 | out: | 606 | out: |
603 | printk("\n"); | 607 | pr_cont("\n"); |
604 | return; | 608 | return; |
605 | bad: | 609 | bad: |
606 | printk("BAD\n"); | 610 | pr_info("BAD\n"); |
607 | } | 611 | } |
608 | 612 | ||
609 | #endif /* CONFIG_X86_64 */ | 613 | #endif /* CONFIG_X86_64 */ |