Messages in this thread Patch in this message | | | From | David Teigland <> | Subject | [PATCH 02/10] dlm: use vmalloc for hash tables | Date | Thu, 21 Jul 2011 11:03:59 -0500 |
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From: "Bryn M. Reeves" <bmr@redhat.com>
Allocate dlm hash tables in the vmalloc area to allow a greater maximum size without restructuring of the hash table code.
Signed-off-by: Bryn M. Reeves <bmr@redhat.com> Signed-off-by: David Teigland <teigland@redhat.com> --- fs/dlm/lockspace.c | 18 +++++++++--------- 1 files changed, 9 insertions(+), 9 deletions(-)
diff --git a/fs/dlm/lockspace.c b/fs/dlm/lockspace.c index 14cbf40..493d1e7 100644 --- a/fs/dlm/lockspace.c +++ b/fs/dlm/lockspace.c @@ -463,7 +463,7 @@ static int new_lockspace(const char *name, int namelen, void **lockspace, size = dlm_config.ci_rsbtbl_size; ls->ls_rsbtbl_size = size; - ls->ls_rsbtbl = kmalloc(sizeof(struct dlm_rsbtable) * size, GFP_NOFS); + ls->ls_rsbtbl = vmalloc(sizeof(struct dlm_rsbtable) * size); if (!ls->ls_rsbtbl) goto out_lsfree; for (i = 0; i < size; i++) { @@ -475,7 +475,7 @@ static int new_lockspace(const char *name, int namelen, void **lockspace, size = dlm_config.ci_lkbtbl_size; ls->ls_lkbtbl_size = size; - ls->ls_lkbtbl = kmalloc(sizeof(struct dlm_lkbtable) * size, GFP_NOFS); + ls->ls_lkbtbl = vmalloc(sizeof(struct dlm_lkbtable) * size); if (!ls->ls_lkbtbl) goto out_rsbfree; for (i = 0; i < size; i++) { @@ -487,7 +487,7 @@ static int new_lockspace(const char *name, int namelen, void **lockspace, size = dlm_config.ci_dirtbl_size; ls->ls_dirtbl_size = size; - ls->ls_dirtbl = kmalloc(sizeof(struct dlm_dirtable) * size, GFP_NOFS); + ls->ls_dirtbl = vmalloc(sizeof(struct dlm_dirtable) * size); if (!ls->ls_dirtbl) goto out_lkbfree; for (i = 0; i < size; i++) { @@ -603,11 +603,11 @@ static int new_lockspace(const char *name, int namelen, void **lockspace, spin_unlock(&lslist_lock); kfree(ls->ls_recover_buf); out_dirfree: - kfree(ls->ls_dirtbl); + vfree(ls->ls_dirtbl); out_lkbfree: - kfree(ls->ls_lkbtbl); + vfree(ls->ls_lkbtbl); out_rsbfree: - kfree(ls->ls_rsbtbl); + vfree(ls->ls_rsbtbl); out_lsfree: if (do_unreg) kobject_put(&ls->ls_kobj); @@ -721,7 +721,7 @@ static int release_lockspace(struct dlm_ls *ls, int force) */ dlm_dir_clear(ls); - kfree(ls->ls_dirtbl); + vfree(ls->ls_dirtbl); /* * Free all lkb's on lkbtbl[] lists. @@ -745,7 +745,7 @@ static int release_lockspace(struct dlm_ls *ls, int force) } dlm_astd_resume(); - kfree(ls->ls_lkbtbl); + vfree(ls->ls_lkbtbl); /* * Free all rsb's on rsbtbl[] lists @@ -770,7 +770,7 @@ static int release_lockspace(struct dlm_ls *ls, int force) } } - kfree(ls->ls_rsbtbl); + vfree(ls->ls_rsbtbl); /* * Free structures on any other lists -- 1.7.6
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