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yaml
---
r: 330235
b: refs/heads/master
c: aa97c32
h: refs/heads/master
i:
  330233: 8805488
  330231: 3f45440
v: v3
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Michael Ellerman authored and Benjamin Herrenschmidt committed Sep 5, 2012
1 parent c05907c commit a99ab96
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Showing 2 changed files with 15 additions and 20 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 7187dafc1e7fde551001ba91ea94cf6faa73256a
refs/heads/master: aa97c32c1e6d6564cc385c36bfd28a2663a9bad6
33 changes: 14 additions & 19 deletions trunk/drivers/infiniband/hw/ehca/ehca_mrmw.c
Original file line number Diff line number Diff line change
Expand Up @@ -1870,9 +1870,8 @@ static int ehca_set_pagebuf_user1(struct ehca_mr_pginfo *pginfo,
for (i = pginfo->u.usr.next_nmap; i < chunk->nmap; ) {
pgaddr = page_to_pfn(sg_page(&chunk->page_list[i]))
<< PAGE_SHIFT ;
*kpage = phys_to_abs(pgaddr +
(pginfo->next_hwpage *
pginfo->hwpage_size));
*kpage = pgaddr + (pginfo->next_hwpage *
pginfo->hwpage_size);
if ( !(*kpage) ) {
ehca_gen_err("pgaddr=%llx "
"chunk->page_list[i]=%llx "
Expand Down Expand Up @@ -1927,7 +1926,7 @@ static int ehca_check_kpages_per_ate(struct scatterlist *page_list,
u64 pgaddr = page_to_pfn(sg_page(&page_list[t])) << PAGE_SHIFT;
if (ehca_debug_level >= 3)
ehca_gen_dbg("chunk_page=%llx value=%016llx", pgaddr,
*(u64 *)abs_to_virt(phys_to_abs(pgaddr)));
*(u64 *)abs_to_virt(pgaddr));
if (pgaddr - PAGE_SIZE != *prev_pgaddr) {
ehca_gen_err("uncontiguous page found pgaddr=%llx "
"prev_pgaddr=%llx page_list_i=%x",
Expand Down Expand Up @@ -1962,7 +1961,7 @@ static int ehca_set_pagebuf_user2(struct ehca_mr_pginfo *pginfo,
if (nr_kpages == kpages_per_hwpage) {
pgaddr = ( page_to_pfn(sg_page(&chunk->page_list[i]))
<< PAGE_SHIFT );
*kpage = phys_to_abs(pgaddr);
*kpage = pgaddr;
if ( !(*kpage) ) {
ehca_gen_err("pgaddr=%llx i=%x",
pgaddr, i);
Expand Down Expand Up @@ -1990,13 +1989,11 @@ static int ehca_set_pagebuf_user2(struct ehca_mr_pginfo *pginfo,
(pginfo->hwpage_size - 1)) >>
PAGE_SHIFT;
nr_kpages -= pginfo->kpage_cnt;
*kpage = phys_to_abs(
pgaddr &
~(pginfo->hwpage_size - 1));
*kpage = pgaddr &
~(pginfo->hwpage_size - 1);
}
if (ehca_debug_level >= 3) {
u64 val = *(u64 *)abs_to_virt(
phys_to_abs(pgaddr));
u64 val = *(u64 *)abs_to_virt(pgaddr);
ehca_gen_dbg("kpage=%llx chunk_page=%llx "
"value=%016llx",
*kpage, pgaddr, val);
Expand Down Expand Up @@ -2084,9 +2081,8 @@ static int ehca_set_pagebuf_phys(struct ehca_mr_pginfo *pginfo,
pginfo->num_hwpages, i);
return -EFAULT;
}
*kpage = phys_to_abs(
(pbuf->addr & ~(pginfo->hwpage_size - 1)) +
(pginfo->next_hwpage * pginfo->hwpage_size));
*kpage = (pbuf->addr & ~(pginfo->hwpage_size - 1)) +
(pginfo->next_hwpage * pginfo->hwpage_size);
if ( !(*kpage) && pbuf->addr ) {
ehca_gen_err("pbuf->addr=%llx pbuf->size=%llx "
"next_hwpage=%llx", pbuf->addr,
Expand Down Expand Up @@ -2124,8 +2120,8 @@ static int ehca_set_pagebuf_fmr(struct ehca_mr_pginfo *pginfo,
/* loop over desired page_list entries */
fmrlist = pginfo->u.fmr.page_list + pginfo->u.fmr.next_listelem;
for (i = 0; i < number; i++) {
*kpage = phys_to_abs((*fmrlist & ~(pginfo->hwpage_size - 1)) +
pginfo->next_hwpage * pginfo->hwpage_size);
*kpage = (*fmrlist & ~(pginfo->hwpage_size - 1)) +
pginfo->next_hwpage * pginfo->hwpage_size;
if ( !(*kpage) ) {
ehca_gen_err("*fmrlist=%llx fmrlist=%p "
"next_listelem=%llx next_hwpage=%llx",
Expand All @@ -2152,8 +2148,7 @@ static int ehca_set_pagebuf_fmr(struct ehca_mr_pginfo *pginfo,
u64 prev = *kpage;
/* check if adrs are contiguous */
for (j = 1; j < cnt_per_hwpage; j++) {
u64 p = phys_to_abs(fmrlist[j] &
~(pginfo->hwpage_size - 1));
u64 p = fmrlist[j] & ~(pginfo->hwpage_size - 1);
if (prev + pginfo->u.fmr.fmr_pgsize != p) {
ehca_gen_err("uncontiguous fmr pages "
"found prev=%llx p=%llx "
Expand Down Expand Up @@ -2388,8 +2383,8 @@ static int ehca_update_busmap(unsigned long pfn, unsigned long nr_pages)
memset(ehca_bmap, 0xFF, EHCA_TOP_MAP_SIZE);
}

start_section = phys_to_abs(pfn * PAGE_SIZE) / EHCA_SECTSIZE;
end_section = phys_to_abs((pfn + nr_pages) * PAGE_SIZE) / EHCA_SECTSIZE;
start_section = (pfn * PAGE_SIZE) / EHCA_SECTSIZE;
end_section = ((pfn + nr_pages) * PAGE_SIZE) / EHCA_SECTSIZE;
for (i = start_section; i < end_section; i++) {
int ret;
top = ehca_calc_index(i, EHCA_TOP_INDEX_SHIFT);
Expand Down

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