staging: erofs: fold in `__update_workgrp_llen' (b27661cf) · Commits · 戴 / test

There is the only one user to use `__update_workgrp_llen'. Fold it in `z_erofs_vle_work_iter_begin' and cleanup related code. Signed-off-by:

drivers/staging/erofs/unzip_vle.c

+7 −13

Original line number	Diff line number	Diff line
		@@ -422,18 +422,6 @@ skip:
		return work;
		}

		static inline void __update_workgrp_llen(struct z_erofs_vle_workgroup *grp,
		unsigned int llen)
		{
		while (1) {
		unsigned int orig_llen = grp->llen;

		if (orig_llen >= llen \|\| orig_llen ==
		cmpxchg(&grp->llen, orig_llen, llen))
		break;
		}
		}

		#define builder_is_followed(builder) \
		((builder)->role >= Z_EROFS_VLE_WORK_PRIMARY_FOLLOWED)

		@@ -466,7 +454,13 @@ static int z_erofs_vle_work_iter_begin(struct z_erofs_vle_work_builder *builder,
		repeat:
		work = z_erofs_vle_work_lookup(&finder);
		if (work != NULL) {
		__update_workgrp_llen(grp, map->m_llen);
		unsigned int orig_llen;

		/* increase workgroup `llen' if needed */
		while ((orig_llen = READ_ONCE(grp->llen)) < map->m_llen &&
		orig_llen != cmpxchg_relaxed(&grp->llen,
		orig_llen, map->m_llen))
		cpu_relax();
		goto got_it;
		}