Merge "mmc: core: Use PF_MEMALLOC flag for clock scaling context" (8d5ba65e) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/mmc/core/core.c

+6 −0

Original line number	Diff line number	Diff line
		@@ -479,12 +479,17 @@ static int mmc_devfreq_set_target(struct device *dev,
		struct mmc_devfeq_clk_scaling *clk_scaling;
		int err = 0;
		int abort;
		unsigned long pflags = current->flags;

		/* Ensure scaling would happen even in memory pressure conditions */
		current->flags \|= PF_MEMALLOC;

		if (!(host && freq)) {
		pr_err("%s: unexpected host/freq parameter\n", __func__);
		err = -EINVAL;
		goto out;
		}

		clk_scaling = &host->clk_scaling;

		if (!clk_scaling->enable)
		@@ -548,6 +553,7 @@ static int mmc_devfreq_set_target(struct device *dev,
		rel_host:
		mmc_release_host(host);
		out:
		tsk_restore_flags(current, pflags, PF_MEMALLOC);
		return err;
		}