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authorQuincey Koziol <koziol@hdfgroup.org>2016-12-02 16:07:04 (GMT)
committerQuincey Koziol <koziol@hdfgroup.org>2016-12-02 16:07:04 (GMT)
commit64a339183f0e4532597744351548308203e993c8 (patch)
treeddfff2f15c0f3a01782f191a847665c6eceadd42 /src/H5FAdblkpage.c
parent5d7d029b97b36d1c380cef82d637342921bf3a1d (diff)
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Bring SWMR support in to the main development branch. (Finally!) More tests
and the tool and API wrappers will be coming in over the weekend.
Diffstat (limited to 'src/H5FAdblkpage.c')
-rw-r--r--src/H5FAdblkpage.c38
1 files changed, 37 insertions, 1 deletions
diff --git a/src/H5FAdblkpage.c b/src/H5FAdblkpage.c
index 054ffb9..09278f8 100644
--- a/src/H5FAdblkpage.c
+++ b/src/H5FAdblkpage.c
@@ -153,6 +153,7 @@ H5FA__dblk_page_create(H5FA_hdr_t *hdr, hid_t dxpl_id, haddr_t addr, size_t nelm
/* Local variables */
H5FA_dblk_page_t *dblk_page = NULL; /* Fixed array data block page */
+ hbool_t inserted = FALSE; /* Whether the header was inserted into cache */
#ifdef H5FA_DEBUG
HDfprintf(stderr, "%s: Called, addr = %a\n", FUNC, addr);
@@ -179,10 +180,23 @@ HDfprintf(stderr, "%s: dblk_page->size = %Zu\n", FUNC, dblk_page->size);
/* Cache the new fixed array data block page */
if(H5AC_insert_entry(hdr->f, dxpl_id, H5AC_FARRAY_DBLK_PAGE, dblk_page->addr, dblk_page, H5AC__NO_FLAGS_SET) < 0)
H5E_THROW(H5E_CANTINSERT, "can't add fixed array data block page to cache")
+ inserted = TRUE;
+
+ /* Add data block page as child of 'top' proxy */
+ if(hdr->top_proxy) {
+ if(H5AC_proxy_entry_add_child(hdr->top_proxy, hdr->f, dxpl_id, dblk_page) < 0)
+ H5E_THROW(H5E_CANTSET, "unable to add fixed array entry as child of array proxy")
+ dblk_page->top_proxy = hdr->top_proxy;
+ } /* end if */
CATCH
if(ret_value < 0)
if(dblk_page) {
+ /* Remove from cache, if inserted */
+ if(inserted)
+ if(H5AC_remove_entry(dblk_page) < 0)
+ H5E_THROW(H5E_CANTREMOVE, "unable to remove fixed array data block page from cache")
+
/* Destroy data block page */
if(H5FA__dblk_page_dest(dblk_page) < 0)
H5E_THROW(H5E_CANTFREE, "unable to destroy fixed array data block page")
@@ -210,6 +224,7 @@ H5FA__dblk_page_protect(H5FA_hdr_t *hdr, hid_t dxpl_id, haddr_t dblk_page_addr,
size_t dblk_page_nelmts, unsigned flags))
/* Local variables */
+ H5FA_dblk_page_t *dblk_page = NULL; /* Fixed array data block page */
H5FA_dblk_page_cache_ud_t udata; /* Information needed for loading data block page */
#ifdef H5FA_DEBUG
@@ -229,11 +244,29 @@ HDfprintf(stderr, "%s: Called\n", FUNC);
udata.dblk_page_addr = dblk_page_addr;
/* Protect the data block page */
- if(NULL == (ret_value = (H5FA_dblk_page_t *)H5AC_protect(hdr->f, dxpl_id, H5AC_FARRAY_DBLK_PAGE, dblk_page_addr, &udata, flags)))
+ if(NULL == (dblk_page = (H5FA_dblk_page_t *)H5AC_protect(hdr->f, dxpl_id, H5AC_FARRAY_DBLK_PAGE, dblk_page_addr, &udata, flags)))
H5E_THROW(H5E_CANTPROTECT, "unable to protect fixed array data block page, address = %llu", (unsigned long long)dblk_page_addr)
+ /* Create top proxy, if it doesn't exist */
+ if(hdr->top_proxy && NULL == dblk_page->top_proxy) {
+ /* Add data block page as child of 'top' proxy */
+ if(H5AC_proxy_entry_add_child(hdr->top_proxy, hdr->f, dxpl_id, dblk_page) < 0)
+ H5E_THROW(H5E_CANTSET, "unable to add fixed array entry as child of array proxy")
+ dblk_page->top_proxy = hdr->top_proxy;
+ } /* end if */
+
+ /* Set return value */
+ ret_value = dblk_page;
+
CATCH
+ /* Clean up on error */
+ if(!ret_value) {
+ /* Release the data block page, if it was protected */
+ if(dblk_page && H5AC_unprotect(hdr->f, dxpl_id, H5AC_FARRAY_DBLK_PAGE, dblk_page->addr, dblk_page, H5AC__NO_FLAGS_SET) < 0)
+ H5E_THROW(H5E_CANTUNPROTECT, "unable to unprotect fixed array data block page, address = %llu", (unsigned long long)dblk_page->addr)
+ } /* end if */
+
END_FUNC(PKG) /* end H5FA__dblk_page_protect() */
@@ -306,6 +339,9 @@ H5FA__dblk_page_dest(H5FA_dblk_page_t *dblk_page))
dblk_page->hdr = NULL;
} /* end if */
+ /* Sanity check */
+ HDassert(NULL == dblk_page->top_proxy);
+
/* Free the data block page itself */
dblk_page = H5FL_FREE(H5FA_dblk_page_t, dblk_page);