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authorMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-05-10 07:19:23 -0400
committerMauro Carvalho Chehab <mchehab+samsung@kernel.org>2018-05-10 07:19:23 -0400
commit71db1cd7ff4ea3b525ae7d9c97633ea281b7d981 (patch)
tree53ff3b8ecfc2869ec919e3423d69e07ddfaddd9a /mm/backing-dev.c
parent7d95fb746c4eece67308f1642a666ea1ebdbd2cc (diff)
parent75bc37fefc4471e718ba8e651aa74673d4e0a9eb (diff)
Merge tag 'v4.17-rc4' into patchwork
Linux 4.17-rc4 * tag 'v4.17-rc4': (920 commits) Linux 4.17-rc4 KVM: x86: remove APIC Timer periodic/oneshot spikes genksyms: fix typo in parse.tab.{c,h} generation rules kbuild: replace hardcoded bison in cmd_bison_h with $(YACC) gcc-plugins: fix build condition of SANCOV plugin MAINTAINERS: Update Kbuild entry with a few paths Revert "usb: host: ehci: Use dma_pool_zalloc()" platform/x86: Kconfig: Fix dell-laptop dependency chain. platform/x86: asus-wireless: Fix NULL pointer dereference arm64: vgic-v2: Fix proxying of cpuif access KVM: arm/arm64: vgic_init: Cleanup reference to process_maintenance KVM: arm64: Fix order of vcpu_write_sys_reg() arguments MAINTAINERS & files: Canonize the e-mails I use at files media: imx-media-csi: Fix inconsistent IS_ERR and PTR_ERR tools: power/acpi, revert to LD = gcc bdi: Fix oops in wb_workfn() RDMA/cma: Do not query GID during QP state transition to RTR IB/mlx4: Fix integer overflow when calculating optimal MTT size IB/hfi1: Fix memory leak in exception path in get_irq_affinity() IB/{hfi1, rdmavt}: Fix memory leak in hfi1_alloc_devdata() upon failure ...
Diffstat (limited to 'mm/backing-dev.c')
-rw-r--r--mm/backing-dev.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 023190c69dce..7441bd93b732 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -115,6 +115,7 @@ static int bdi_debug_register(struct backing_dev_info *bdi, const char *name)
bdi, &bdi_debug_stats_fops);
if (!bdi->debug_stats) {
debugfs_remove(bdi->debug_dir);
+ bdi->debug_dir = NULL;
return -ENOMEM;
}
@@ -383,7 +384,7 @@ static void wb_shutdown(struct bdi_writeback *wb)
* the barrier provided by test_and_clear_bit() above.
*/
smp_wmb();
- clear_bit(WB_shutting_down, &wb->state);
+ clear_and_wake_up_bit(WB_shutting_down, &wb->state);
}
static void wb_exit(struct bdi_writeback *wb)