Enable transparent-huge-pages through gemfs by mounting with huge=within_size.
v2: prefer kern_mount_data Signed-off-by: Matthew Auld <[email protected]> Cc: Joonas Lahtinen <[email protected]> Cc: Chris Wilson <[email protected]> Cc: Dave Hansen <[email protected]> Cc: Kirill A. Shutemov <[email protected]> Cc: Andrew Morton <[email protected]> Cc: Hugh Dickins <[email protected]> Cc: [email protected] --- drivers/gpu/drm/i915/i915_gemfs.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/i915_gemfs.c b/drivers/gpu/drm/i915/i915_gemfs.c index 168d0bd98f60..dc35719814f0 100644 --- a/drivers/gpu/drm/i915/i915_gemfs.c +++ b/drivers/gpu/drm/i915/i915_gemfs.c @@ -24,6 +24,7 @@ #include <linux/fs.h> #include <linux/mount.h> +#include <linux/pagemap.h> #include "i915_drv.h" #include "i915_gemfs.h" @@ -32,12 +33,17 @@ int i915_gemfs_init(struct drm_i915_private *i915) { struct file_system_type *type; struct vfsmount *gemfs; + char within_size[] = "huge=within_size"; + char *options = NULL; type = get_fs_type("tmpfs"); if (!type) return -ENODEV; - gemfs = kern_mount(type); + if (has_transparent_hugepage()) + options = within_size; + + gemfs = kern_mount_data(type, options); if (IS_ERR(gemfs)) return PTR_ERR(gemfs); -- 2.13.5 _______________________________________________ Intel-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/intel-gfx
