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SubjectRe: [PATCH 1/3] edac: fix worktodo to proper cast
On Tue, 07 Apr 2009 17:45:50 -0600, dougthompson@xmission.com wrote:
> From: Jean Delvare <khali@linux-fr.org>
>
> The edac-core driver includes code which assumes that the work_struct
> which is included in every delayed_work is the first member of that
> structure. This is currently the case but might change in the future,
> so use to_delayed_work() instead, which doesn't make such an
> assumption.

Please just use my original patch instead, which really uses
to_delayed_work() as the description says. to_delayed_work() is
available in kernel 2.6.30-rc1.

> Signed-off-by: Jean Delvare <khali@linux-fr.org>
> Signed-off-by: Doug Thompson <dougthompson@xmission.com>
> ---
> drivers/edac/edac_device.c | 2 +-
> drivers/edac/edac_mc.c | 2 +-
> drivers/edac/edac_pci.c | 2 +-
> 3 files changed, 3 insertions(+), 3 deletions(-)
>
> Index: linux-2.6.29/drivers/edac/edac_device.c
> ===================================================================
> --- linux-2.6.29.orig/drivers/edac/edac_device.c
> +++ linux-2.6.29/drivers/edac/edac_device.c
> @@ -389,7 +389,8 @@ static void del_edac_device_from_global_
> */
> static void edac_device_workq_function(struct work_struct *work_req)
> {
> - struct delayed_work *d_work = (struct delayed_work *)work_req;
> + struct delayed_work *d_work =
> + container_of(work_req, struct delayed_work, work);
> struct edac_device_ctl_info *edac_dev = to_edac_device_ctl_work(d_work);
>
> mutex_lock(&device_ctls_mutex);
> Index: linux-2.6.29/drivers/edac/edac_mc.c
> ===================================================================
> --- linux-2.6.29.orig/drivers/edac/edac_mc.c
> +++ linux-2.6.29/drivers/edac/edac_mc.c
> @@ -260,7 +260,8 @@ static int edac_mc_assert_error_check_an
> */
> static void edac_mc_workq_function(struct work_struct *work_req)
> {
> - struct delayed_work *d_work = (struct delayed_work *)work_req;
> + struct delayed_work *d_work =
> + container_of(work_req, struct delayed_work, work);
> struct mem_ctl_info *mci = to_edac_mem_ctl_work(d_work);
>
> mutex_lock(&mem_ctls_mutex);
> Index: linux-2.6.29/drivers/edac/edac_pci.c
> ===================================================================
> --- linux-2.6.29.orig/drivers/edac/edac_pci.c
> +++ linux-2.6.29/drivers/edac/edac_pci.c
> @@ -232,7 +232,8 @@ EXPORT_SYMBOL_GPL(edac_pci_find);
> */
> static void edac_pci_workq_function(struct work_struct *work_req)
> {
> - struct delayed_work *d_work = (struct delayed_work *)work_req;
> + struct delayed_work *d_work =
> + container_of(work_req, struct delayed_work, work);
> struct edac_pci_ctl_info *pci = to_edac_pci_ctl_work(d_work);
> int msec;
> unsigned long delay;


--
Jean Delvare


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