The patch titled edac: add new core index allocator has been added to the -mm tree. Its filename is edac-add-new-core-index-allocator.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: edac: add new core index allocator From: Harry Ciao <qingtao.cao@xxxxxxxxxxxxx> Add edac_device_alloc_index(), because for some platforms there may exist several EDAC driver modules that could make use of edac_device_ctl_info structure at the same time. The index allocation for these structures should be taken care of by EDAC core. Signed-off-by: Harry Ciao <qingtao.cao@xxxxxxxxxxxxx> Signed-off-by: Doug Thompson <dougthompson@xxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/edac/edac_core.h | 1 + drivers/edac/edac_device.c | 13 +++++++++++++ 2 files changed, 14 insertions(+) diff -puN drivers/edac/edac_core.h~edac-add-new-core-index-allocator drivers/edac/edac_core.h --- a/drivers/edac/edac_core.h~edac-add-new-core-index-allocator +++ a/drivers/edac/edac_core.h @@ -840,6 +840,7 @@ extern void edac_device_handle_ue(struct int inst_nr, int block_nr, const char *msg); extern void edac_device_handle_ce(struct edac_device_ctl_info *edac_dev, int inst_nr, int block_nr, const char *msg); +extern int edac_device_alloc_index(void); /* * edac_pci APIs diff -puN drivers/edac/edac_device.c~edac-add-new-core-index-allocator drivers/edac/edac_device.c --- a/drivers/edac/edac_device.c~edac-add-new-core-index-allocator +++ a/drivers/edac/edac_device.c @@ -37,6 +37,7 @@ */ static DEFINE_MUTEX(device_ctls_mutex); static LIST_HEAD(edac_device_list); +static atomic_t device_indexes = ATOMIC_INIT(0); #ifdef CONFIG_EDAC_DEBUG static void edac_device_dump_device(struct edac_device_ctl_info *edac_dev) @@ -491,6 +492,18 @@ void edac_device_reset_delay_period(stru mutex_unlock(&device_ctls_mutex); } +/* + * edac_device_alloc_index: Allocate a unique device index number + * + * Return: + * allocated index number + */ +int edac_device_alloc_index(void) +{ + return atomic_inc_return(&device_indexes) - 1; +} +EXPORT_SYMBOL_GPL(edac_device_alloc_index); + /** * edac_device_add_device: Insert the 'edac_dev' structure into the * edac_device global list and create sysfs entries associated with _ Patches currently in -mm which might be from qingtao.cao@xxxxxxxxxxxxx are origin.patch edac-add-new-core-index-allocator.patch -- To unsubscribe from this list: send the line "unsubscribe mm-commits" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html