Re: [PATCH v8 5/9] hugetlb: disable region_add file_region coalescing

On 10/30/19 9:36 AM, Mina Almasry wrote:

/* Must be called with resv->lock held. Calling this with count_only == true

• will count the number of pages to be added but will not modify the linked

• • list.

• • list. If regions_needed != NULL and count_only == true, then regions_needed
• • will indicate the number of file_regions needed in the cache to carry out to
• • add the regions for this range.

*/ static long add_reservation_in_range(struct resv_map *resv, long f, long t,

Hi Mina,

Would you please share which tree this patch set used? this patch 5/9 can't be applied with Linus's tree and add_reservation_in_range can't be found.

Thanks Wenkuan

• bool count_only)

• long *regions_needed, bool count_only)

{

• long chg = 0;

• long add = 0;

struct list_head *head = &resv->regions;

• long last_accounted_offset = f;

struct file_region *rg = NULL, *trg = NULL, *nrg = NULL;

• /* Locate the region we are before or