lkml.org 
[lkml]   [2017]   [Dec]   [5]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v4 62/73] dax: Convert dax_insert_pfn_mkwrite to XArray
Date
From: Matthew Wilcox <mawilcox@microsoft.com>

Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com>
---
fs/dax.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/fs/dax.c b/fs/dax.c
index 7bd94f1b61d0..619aff70583f 100644
--- a/fs/dax.c
+++ b/fs/dax.c
@@ -1498,21 +1498,21 @@ static int dax_insert_pfn_mkwrite(struct vm_fault *vmf,
void *entry;
int vmf_ret, error;

- xa_lock_irq(&mapping->pages);
+ xas_lock_irq(&xas);
entry = get_unlocked_mapping_entry(&xas);
/* Did we race with someone splitting entry or so? */
if (!entry ||
(pe_size == PE_SIZE_PTE && !dax_is_pte_entry(entry)) ||
(pe_size == PE_SIZE_PMD && !dax_is_pmd_entry(entry))) {
put_unlocked_mapping_entry(&xas, entry);
- xa_unlock_irq(&mapping->pages);
+ xas_unlock_irq(&xas);
trace_dax_insert_pfn_mkwrite_no_entry(mapping->host, vmf,
VM_FAULT_NOPAGE);
return VM_FAULT_NOPAGE;
}
- radix_tree_tag_set(&mapping->pages, index, PAGECACHE_TAG_DIRTY);
+ xas_set_tag(&xas, PAGECACHE_TAG_DIRTY);
entry = lock_slot(&xas);
- xa_unlock_irq(&mapping->pages);
+ xas_unlock_irq(&xas);
switch (pe_size) {
case PE_SIZE_PTE:
error = vm_insert_mixed_mkwrite(vmf->vma, vmf->address, pfn);
--
2.15.0
\
 
 \ /
  Last update: 2017-12-06 01:45    [W:1.008 / U:0.040 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site