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Remove "collective write list" parameter from H5C__flush_single_entry() as it

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is only used in a couple of places.  The collective write list has been moved
to be internal to the cache data structure instead.
This commit is contained in:
Quincey Koziol
2016-11-28 01:26:33 -06:00
parent 460b573a73
commit 2cb2d5a533
4 changed files with 60 additions and 50 deletions
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16
src/H5Cpkg.h
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@@ -3430,7 +3430,7 @@ typedef struct H5C_tag_info_t {
* entry is removed from the cache by any means (eviction,
* expungement, or take ownership at this point in time).
* Functions that perform scans on lists may set this field
* to zero prior to calling H5C_flush_single_entry().
* to zero prior to calling H5C__flush_single_entry().
* Unexpected changes to the counter indicate that an entry
* was removed from the cache as a side effect of the flush.
*
@@ -3438,7 +3438,7 @@ typedef struct H5C_tag_info_t {
* which contained the last entry to be removed from the cache,
* or NULL if there either is no such entry, or if a function
* performing a scan of a list has set this field to NULL prior
* to calling H5C_flush_single_entry().
* to calling H5C__flush_single_entry().
*
* WARNING!!! This field must NEVER be dereferenced. It is
* maintained to allow functions that perform scans of lists
@@ -4069,17 +4069,17 @@ typedef struct H5C_tag_info_t {
* obtain estimates of how frequently these restarts occur.
*
* slist_scan_restarts: Number of times a scan of the slist (that contains
* calls to H5C_flush_single_entry()) has been restarted to
* calls to H5C__flush_single_entry()) has been restarted to
* avoid potential issues with change of status of the next
* entry in the scan.
*
* LRU_scan_restarts: Number of times a scan of the LRU list (that contains
* calls to H5C_flush_single_entry()) has been restarted to
* calls to H5C__flush_single_entry()) has been restarted to
* avoid potential issues with change of status of the next
* entry in the scan.
*
* hash_bucket_scan_restarts: Number of times a scan of a hash bucket list
* (that contains calls to H5C_flush_single_entry()) has been
* (that contains calls to H5C__flush_single_entry()) has been
* restarted to avoid potential issues with change of status
* of the next entry in the scan.
*
@@ -4205,10 +4205,14 @@ struct H5C_t {
H5C_cache_entry_t * dLRU_tail_ptr;
#ifdef H5_HAVE_PARALLEL
/* Fields for collective metadata reads */
int32_t coll_list_len;
size_t coll_list_size;
H5C_cache_entry_t * coll_head_ptr;
H5C_cache_entry_t * coll_tail_ptr;
/* Fields for collective metadata writes */
H5SL_t * coll_write_list;
#endif /* H5_HAVE_PARALLEL */
/* Fields for automatic cache size adjustment */
@@ -4328,7 +4332,7 @@ H5_DLLVAR const H5C_class_t H5C__epoch_marker_class;
/* General routines */
H5_DLL herr_t H5C__flush_single_entry(const H5F_t *f, hid_t dxpl_id,
H5C_cache_entry_t *entry_ptr, unsigned flags, H5SL_t *collective_write_list);
H5C_cache_entry_t *entry_ptr, unsigned flags);
H5_DLL herr_t H5C__flush_marked_entries(H5F_t * f, hid_t dxpl_id);
H5_DLL herr_t H5C__iter_tagged_entries(H5C_t *cache, haddr_t tag, hbool_t match_global,
H5C_tag_iter_cb_t cb, void *cb_ctx);