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| author | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2023-01-18 20:38:48 +0530 |
|---|---|---|
| committer | Borislav Petkov (AMD) <bp@alien8.de> | 2023-01-19 11:43:16 +0100 |
| commit | cec669ff716cc83505c77b242aecf6f7baad869d (patch) | |
| tree | b0c3ac14a883b9f0fe7e9c358c5b2a1c2a7086ff /drivers/edac | |
| parent | 5dc4c995db9eb45f6373a956eb1f69460e69e6d4 (diff) | |
| download | linux-stable-cec669ff716cc83505c77b242aecf6f7baad869d.tar.gz linux-stable-cec669ff716cc83505c77b242aecf6f7baad869d.tar.bz2 linux-stable-cec669ff716cc83505c77b242aecf6f7baad869d.zip | |
EDAC/device: Respect any driver-supplied workqueue polling value
The EDAC drivers may optionally pass the poll_msec value. Use that value
if available, else fall back to 1000ms.
[ bp: Touchups. ]
Fixes: e27e3dac6517 ("drivers/edac: add edac_device class")
Reported-by: Luca Weiss <luca.weiss@fairphone.com>
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Tested-by: Steev Klimaszewski <steev@kali.org> # Thinkpad X13s
Tested-by: Andrew Halaney <ahalaney@redhat.com> # sa8540p-ride
Cc: <stable@vger.kernel.org> # 4.9
Link: https://lore.kernel.org/r/COZYL8MWN97H.MROQ391BGA09@otso
Diffstat (limited to 'drivers/edac')
| -rw-r--r-- | drivers/edac/edac_device.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/edac/edac_device.c b/drivers/edac/edac_device.c index 878deb4880cd..0689e1510721 100644 --- a/drivers/edac/edac_device.c +++ b/drivers/edac/edac_device.c @@ -34,6 +34,9 @@ static DEFINE_MUTEX(device_ctls_mutex); static LIST_HEAD(edac_device_list); +/* Default workqueue processing interval on this instance, in msecs */ +#define DEFAULT_POLL_INTERVAL 1000 + #ifdef CONFIG_EDAC_DEBUG static void edac_device_dump_device(struct edac_device_ctl_info *edac_dev) { @@ -336,7 +339,7 @@ static void edac_device_workq_function(struct work_struct *work_req) * whole one second to save timers firing all over the period * between integral seconds */ - if (edac_dev->poll_msec == 1000) + if (edac_dev->poll_msec == DEFAULT_POLL_INTERVAL) edac_queue_work(&edac_dev->work, round_jiffies_relative(edac_dev->delay)); else edac_queue_work(&edac_dev->work, edac_dev->delay); @@ -366,7 +369,7 @@ static void edac_device_workq_setup(struct edac_device_ctl_info *edac_dev, * timers firing on sub-second basis, while they are happy * to fire together on the 1 second exactly */ - if (edac_dev->poll_msec == 1000) + if (edac_dev->poll_msec == DEFAULT_POLL_INTERVAL) edac_queue_work(&edac_dev->work, round_jiffies_relative(edac_dev->delay)); else edac_queue_work(&edac_dev->work, edac_dev->delay); @@ -400,7 +403,7 @@ void edac_device_reset_delay_period(struct edac_device_ctl_info *edac_dev, edac_dev->delay = msecs_to_jiffies(msec); /* See comment in edac_device_workq_setup() above */ - if (edac_dev->poll_msec == 1000) + if (edac_dev->poll_msec == DEFAULT_POLL_INTERVAL) edac_mod_work(&edac_dev->work, round_jiffies_relative(edac_dev->delay)); else edac_mod_work(&edac_dev->work, edac_dev->delay); @@ -442,11 +445,7 @@ int edac_device_add_device(struct edac_device_ctl_info *edac_dev) /* This instance is NOW RUNNING */ edac_dev->op_state = OP_RUNNING_POLL; - /* - * enable workq processing on this instance, - * default = 1000 msec - */ - edac_device_workq_setup(edac_dev, 1000); + edac_device_workq_setup(edac_dev, edac_dev->poll_msec ?: DEFAULT_POLL_INTERVAL); } else { edac_dev->op_state = OP_RUNNING_INTERRUPT; } |