diff options
Diffstat (limited to 'src/H5FSsection.c')
| -rw-r--r-- | src/H5FSsection.c | 33 |
1 files changed, 20 insertions, 13 deletions
diff --git a/src/H5FSsection.c b/src/H5FSsection.c index 8fe4075..0b47f51 100644 --- a/src/H5FSsection.c +++ b/src/H5FSsection.c @@ -204,7 +204,7 @@ done: *------------------------------------------------------------------------- */ static herr_t -H5FS_sinfo_lock(H5F_t *f, hid_t dxpl_id, H5FS_t *fspace, H5AC_protect_t accmode) +H5FS_sinfo_lock(H5F_t *f, hid_t dxpl_id, H5FS_t *fspace, unsigned accmode) { H5FS_sinfo_cache_ud_t cache_udata; /* User-data for cache callback */ herr_t ret_value = SUCCEED; /* Return value */ @@ -220,14 +220,21 @@ HDfprintf(stderr, "%s: fspace->alloc_sect_size = %Hu, fspace->sect_size = %Hu\n" HDassert(f); HDassert(fspace); + /* only H5AC__READ_ONLY_FLAG may appear in accmode */ + HDassert((accmode & (unsigned)(~H5AC__READ_ONLY_FLAG)) == 0); + /* If the free space header doesn't already "own" the section info, load * section info or create it */ if(fspace->sinfo) { /* Check if the section info was protected & we want a different access mode */ + + /* only H5AC__READ_ONLY_FLAG may appear in fspace->sinfo_accmode */ + HDassert(((fspace->sinfo_accmode) & (unsigned)(~H5AC__READ_ONLY_FLAG)) == 0); + if(fspace->sinfo_protected && accmode != fspace->sinfo_accmode) { /* Check if we need to switch from read-only access to read-write */ - if(H5AC_WRITE == accmode) { + if(0 == (accmode & (unsigned)(~H5AC__READ_ONLY_FLAG))) { /* Unprotect the read-only section info */ if(H5AC_unprotect(f, dxpl_id, H5AC_FSPACE_SINFO, fspace->sect_addr, fspace->sinfo, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTUNPROTECT, FAIL, "unable to release free space section info") @@ -236,11 +243,11 @@ HDfprintf(stderr, "%s: fspace->alloc_sect_size = %Hu, fspace->sect_size = %Hu\n" cache_udata.f = f; cache_udata.dxpl_id = dxpl_id; cache_udata.fspace = fspace; - if(NULL == (fspace->sinfo = (H5FS_sinfo_t *)H5AC_protect(f, dxpl_id, H5AC_FSPACE_SINFO, fspace->sect_addr, &cache_udata, H5AC_WRITE))) + if(NULL == (fspace->sinfo = (H5FS_sinfo_t *)H5AC_protect(f, dxpl_id, H5AC_FSPACE_SINFO, fspace->sect_addr, &cache_udata, H5AC__NO_FLAGS_SET))) HGOTO_ERROR(H5E_FSPACE, H5E_CANTPROTECT, FAIL, "unable to load free space sections") /* Switch the access mode we have */ - fspace->sinfo_accmode = H5AC_WRITE; + fspace->sinfo_accmode = H5AC__NO_FLAGS_SET; } /* end if */ } /* end if */ } /* end if */ @@ -331,7 +338,7 @@ HDfprintf(stderr, "%s: fspace->alloc_sect_size = %Hu, fspace->sect_size = %Hu\n" /* Check if we modified any section */ if(modified) { /* Check if the section info was protected with a different access mode */ - if(fspace->sinfo_protected && fspace->sinfo_accmode != H5AC_WRITE) + if(fspace->sinfo_protected && (0 != ((fspace->sinfo_accmode) & H5AC__READ_ONLY_FLAG))) HGOTO_ERROR(H5E_FSPACE, H5E_CANTDIRTY, FAIL, "attempt to modify read-only section info") /* If we modified the section info, mark it dirty */ @@ -915,7 +922,7 @@ H5FS_sect_remove(H5F_t *f, hid_t dxpl_id, H5FS_t *fspace, HDassert(sect); /* Get a pointer to the section info */ - if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC_WRITE) < 0) + if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTGET, FAIL, "can't get section info") sinfo_valid = TRUE; @@ -1396,7 +1403,7 @@ HDfprintf(stderr, "%s: *sect = {%a, %Hu, %u, %s}\n", FUNC, sect->addr, sect->siz HDassert(sect->size); /* Get a pointer to the section info */ - if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC_WRITE) < 0) + if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTGET, FAIL, "can't get section info") sinfo_valid = TRUE; @@ -1494,7 +1501,7 @@ HDfprintf(stderr, "%s: fspace->ghost_sect_count = %Hu\n", FUNC, fspace->ghost_se H5FS_section_info_t *sect; /* Temporary free space section */ /* Get a pointer to the section info */ - if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC_WRITE) < 0) + if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTGET, FAIL, "can't get section info") sinfo_valid = TRUE; @@ -1613,7 +1620,7 @@ H5FS_sect_try_merge(H5F_t *f, hid_t dxpl_id, H5FS_t *fspace, H5FS_section_info_t HDassert(sect->size); /* Get a pointer to the section info */ - if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC_WRITE) < 0) + if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTGET, FAIL, "can't get section info") sinfo_valid = TRUE; saved_fs_size = sect->size; @@ -1849,7 +1856,7 @@ HDfprintf(stderr, "%s: fspace->ghost_sect_count = %Hu\n", FUNC, fspace->ghost_se #endif /* QAK */ if(fspace->tot_sect_count > 0) { /* Get a pointer to the section info */ - if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC_WRITE) < 0) + if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTGET, FAIL, "can't get section info") sinfo_valid = TRUE; @@ -1997,7 +2004,7 @@ HDfprintf(stderr, "%s: fspace->tot_sect_count = %Hu\n", FUNC, fspace->tot_sect_c unsigned bin; /* Current bin we are on */ /* Get a pointer to the section info */ - if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC_READ) < 0) + if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC__READ_ONLY_FLAG) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTGET, FAIL, "can't get section info") sinfo_valid = TRUE; @@ -2089,7 +2096,7 @@ H5FS_sect_change_class(H5F_t *f, hid_t dxpl_id, H5FS_t *fspace, HDassert(new_class < fspace->nclasses); /* Get a pointer to the section info */ - if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC_WRITE) < 0) + if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTGET, FAIL, "can't get section info") sinfo_valid = TRUE; @@ -2403,7 +2410,7 @@ H5FS_sect_try_shrink_eoa(const H5F_t *f, hid_t dxpl_id, const H5FS_t *fspace, vo /* Check arguments. */ HDassert(fspace); - if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC_WRITE) < 0) + if(H5FS_sinfo_lock(f, dxpl_id, fspace, H5AC__NO_FLAGS_SET) < 0) HGOTO_ERROR(H5E_FSPACE, H5E_CANTGET, FAIL, "can't get section info") sinfo_valid = TRUE; |