diff options
author | Toshi Kani <toshi.kani@hpe.com> | 2017-04-27 16:57:05 -0600 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-05-25 15:44:38 +0200 |
commit | fa313fd6673e498b6d0b2c87bb3bfedab556c122 (patch) | |
tree | 858df21f9701724624f546440bef6083795cb4db /drivers/nvdimm | |
parent | af9bd521885569799475fefcf3333a9ace5ce51f (diff) |
libnvdimm: fix clear length of nvdimm_forget_poison()
commit 8d13c0290655b883df9083a2a0af0d782bc38aef upstream.
ND_CMD_CLEAR_ERROR command returns 'clear_err.cleared', the length
of error actually cleared, which may be smaller than its requested
'len'.
Change nvdimm_clear_poison() to call nvdimm_forget_poison() with
'clear_err.cleared' when this value is valid.
Fixes: e046114af5fc ("libnvdimm: clear the internal poison_list when clearing badblocks")
Cc: Dave Jiang <dave.jiang@intel.com>
Cc: Vishal Verma <vishal.l.verma@intel.com>
Signed-off-by: Toshi Kani <toshi.kani@hpe.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/nvdimm')
-rw-r--r-- | drivers/nvdimm/bus.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c index 351bac8f6503..0392eb8a0dea 100644 --- a/drivers/nvdimm/bus.c +++ b/drivers/nvdimm/bus.c @@ -218,7 +218,10 @@ long nvdimm_clear_poison(struct device *dev, phys_addr_t phys, if (cmd_rc < 0) return cmd_rc; - nvdimm_clear_from_poison_list(nvdimm_bus, phys, len); + if (clear_err.cleared > 0) + nvdimm_clear_from_poison_list(nvdimm_bus, phys, + clear_err.cleared); + return clear_err.cleared; } EXPORT_SYMBOL_GPL(nvdimm_clear_poison); |