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Rewrite blocklist functions in order to get progress when

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reading large extents and decrease amount of blocklist hook calls.
This commit is contained in:
Vladimir Serbinenko 2013-11-01 23:28:03 +01:00
parent 896f913571
commit cb72aa1809
20 changed files with 220 additions and 181 deletions
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5
include/grub/disk.h
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@ -125,6 +125,9 @@ struct grub_disk
/* Logarithm of sector size. */
unsigned int log_sector_size;
/* Maximum number of sectors read divided by GRUB_DISK_CACHE_SIZE. */
unsigned int max_agglomerate;
/* The id used by the disk cache manager. */
unsigned long id;
@ -164,6 +167,8 @@ typedef struct grub_disk_memberlist *grub_disk_memberlist_t;
#define GRUB_DISK_CACHE_BITS 6
#define GRUB_DISK_CACHE_SIZE (1 << GRUB_DISK_CACHE_BITS)
#define GRUB_DISK_MAX_MAX_AGGLOMERATE ((1 << (30 - GRUB_DISK_CACHE_BITS - GRUB_DISK_SECTOR_BITS)) - 1)
/* Return value of grub_disk_get_size() in case disk size is unknown. */
#define GRUB_DISK_SIZE_UNKNOWN 0xffffffffffffffffULL