HelenOS-historicHelenOSHelenOS-doc

Català-Valencià – Catalan中文 – Chinese (Simplified)中文 – Chinese (Traditional)Česky – CzechDansk – DanishNederlands – DutchEnglish – EnglishSuomi – FinnishFrançais – FrenchDeutsch – Germanעברית – Hebrewहिंदी – HindiMagyar – HungarianBahasa Indonesia – IndonesianItaliano – Italian日本語 – Japanese한국어 – KoreanМакедонски – Macedonianमराठी – MarathiNorsk – NorwegianPolski – PolishPortuguês – PortuguesePortuguês – Portuguese (Brazil)Русский – RussianSlovenčina – SlovakSlovenščina – SlovenianEspañol – SpanishSvenska – SwedishTürkçe – TurkishУкраїнська – UkrainianOëzbekcha – Uzbek

Compare Revisions

• This comparison shows the changes necessary to convert path

  → /kernel/trunk/genarch/src/mm/page_ht.c @ 755

  → /kernel/trunk/genarch/src/mm/page_ht.c @ 756

  ↔ Reverse comparison

• Compare Path:	Rev

  With Path:	Rev

Ignore whitespace Rev 755 → Rev 756

/kernel/trunk/genarch/src/mm/page_ht.c
38,12 → 38,10
#include <synch/spinlock.h>
#include <arch.h>
#include <debug.h>
#include <memstr.h>
/**
* This lock protects the page hash table. Note that software must
* be still careful about ordering of writes to ensure consistent
* view of the page hash table for hardware helpers such as VHPT
* walker on ia64.
* This lock protects the page hash table.
*/
SPINLOCK_INITIALIZE(page_ht_lock);
53,28 → 51,27
*/
pte_t *page_ht = NULL;
static void ht_mapping_insert(as_t *as, __address page, __address frame, int flags, __address root);
static pte_t *ht_mapping_find(as_t *as, __address page, __address root);
static void ht_mapping_insert(as_t *as, __address page, __address frame, int flags);
static pte_t *ht_mapping_find(as_t *as, __address page);
page_operations_t page_ht_operations = {
.mapping_insert = ht_mapping_insert,
.mapping_find = ht_mapping_find
.mapping_find = ht_mapping_find,
};
/** Map page to frame using page hash table.
*
* Map virtual address 'page' to physical address 'frame'
* using 'flags'. In order not to disturb hardware searching,
* new mappings are appended to the end of the collision
* chain.
* using 'flags'.
*
* @param as Address space to which page belongs. Must be locked prior the call.
* The address space must be locked and interruptsmust be disabled.
*
* @param as Address space to which page belongs.
* @param page Virtual address of the page to be mapped.
* @param frame Physical address of memory frame to which the mapping is done.
* @param flags Flags to be used for mapping.
* @param root Ignored.
*/
void ht_mapping_insert(as_t *as, __address page, __address frame, int flags, __address root)
void ht_mapping_insert(as_t *as, __address page, __address frame, int flags)
{
pte_t *t, *u;
ipl_t ipl;
121,15 → 118,14
*
* Find mapping for virtual page.
*
* Interrupts must be disabled.
* The address space must be locked and interrupts must be disabled.
*
* @param as Address space to wich page belongs. Must be locked prior the call.
* @param as Address space to wich page belongs.
* @param page Virtual page.
* @param root Ignored.
*
* @return NULL if there is no such mapping; requested mapping otherwise.
*/
pte_t *ht_mapping_find(as_t *as, __address page, __address root)
pte_t *ht_mapping_find(as_t *as, __address page)
{
pte_t *t;