From: Cornelia Huck Rename css[] to channel_subsystems[] to avoid name clashes. Signed-off-by: Cornelia Huck Signed-off-by: Martin Schwidefsky Signed-off-by: Heiko Carstens --- drivers/s390/cio/chp.c | 14 ++++---- drivers/s390/cio/css.c | 69 +++++++++++++++++++++++------------------- drivers/s390/cio/css.h | 2 - drivers/s390/cio/device_fsm.c | 3 + 4 files changed, 49 insertions(+), 39 deletions(-) Index: quilt-2.6/drivers/s390/cio/chp.c =================================================================== --- quilt-2.6.orig/drivers/s390/cio/chp.c +++ quilt-2.6/drivers/s390/cio/chp.c @@ -55,7 +55,7 @@ static wait_queue_head_t cfg_wait_queue; /* Return channel_path struct for given chpid. */ static inline struct channel_path *chpid_to_chp(struct chp_id chpid) { - return css[chpid.cssid]->chps[chpid.id]; + return channel_subsystems[chpid.cssid]->chps[chpid.id]; } /* Set vary state for given chpid. */ @@ -395,7 +395,7 @@ int chp_new(struct chp_id chpid) /* fill in status, etc. */ chp->chpid = chpid; chp->state = 1; - chp->dev.parent = &css[chpid.cssid]->device; + chp->dev.parent = &channel_subsystems[chpid.cssid]->device; chp->dev.release = chp_release; snprintf(chp->dev.bus_id, BUS_ID_SIZE, "chp%x.%02x", chpid.cssid, chpid.id); @@ -430,18 +430,18 @@ int chp_new(struct chp_id chpid) device_unregister(&chp->dev); goto out_free; } - mutex_lock(&css[chpid.cssid]->mutex); - if (css[chpid.cssid]->cm_enabled) { + mutex_lock(&channel_subsystems[chpid.cssid]->mutex); + if (channel_subsystems[chpid.cssid]->cm_enabled) { ret = chp_add_cmg_attr(chp); if (ret) { sysfs_remove_group(&chp->dev.kobj, &chp_attr_group); device_unregister(&chp->dev); - mutex_unlock(&css[chpid.cssid]->mutex); + mutex_unlock(&channel_subsystems[chpid.cssid]->mutex); goto out_free; } } - css[chpid.cssid]->chps[chpid.id] = chp; - mutex_unlock(&css[chpid.cssid]->mutex); + channel_subsystems[chpid.cssid]->chps[chpid.id] = chp; + mutex_unlock(&channel_subsystems[chpid.cssid]->mutex); return ret; out_free: kfree(chp); Index: quilt-2.6/drivers/s390/cio/css.c =================================================================== --- quilt-2.6.orig/drivers/s390/cio/css.c +++ quilt-2.6/drivers/s390/cio/css.c @@ -27,7 +27,7 @@ int css_init_done = 0; static int need_reprobe = 0; static int max_ssid = 0; -struct channel_subsystem *css[__MAX_CSSID + 1]; +struct channel_subsystem *channel_subsystems[__MAX_CSSID + 1]; int css_characteristics_avail = 0; @@ -177,7 +177,7 @@ static int css_register_subchannel(struc int ret; /* Initialize the subchannel structure */ - sch->dev.parent = &css[0]->device; + sch->dev.parent = &channel_subsystems[0]->device; sch->dev.bus = &css_bus_type; sch->dev.release = &css_subchannel_release; sch->dev.groups = subch_attr_groups; @@ -606,27 +606,29 @@ static int __init setup_css(int nr) { u32 tod_high; int ret; + struct channel_subsystem *css; - memset(css[nr], 0, sizeof(struct channel_subsystem)); - css[nr]->pseudo_subchannel = - kzalloc(sizeof(*css[nr]->pseudo_subchannel), GFP_KERNEL); - if (!css[nr]->pseudo_subchannel) + css = channel_subsystems[nr]; + memset(css, 0, sizeof(struct channel_subsystem)); + css->pseudo_subchannel = + kzalloc(sizeof(*css->pseudo_subchannel), GFP_KERNEL); + if (!css->pseudo_subchannel) return -ENOMEM; - css[nr]->pseudo_subchannel->dev.parent = &css[nr]->device; - css[nr]->pseudo_subchannel->dev.release = css_subchannel_release; - sprintf(css[nr]->pseudo_subchannel->dev.bus_id, "defunct"); - ret = cio_create_sch_lock(css[nr]->pseudo_subchannel); + css->pseudo_subchannel->dev.parent = &css->device; + css->pseudo_subchannel->dev.release = css_subchannel_release; + sprintf(css->pseudo_subchannel->dev.bus_id, "defunct"); + ret = cio_create_sch_lock(css->pseudo_subchannel); if (ret) { - kfree(css[nr]->pseudo_subchannel); + kfree(css->pseudo_subchannel); return ret; } - mutex_init(&css[nr]->mutex); - css[nr]->valid = 1; - css[nr]->cssid = nr; - sprintf(css[nr]->device.bus_id, "css%x", nr); - css[nr]->device.release = channel_subsystem_release; + mutex_init(&css->mutex); + css->valid = 1; + css->cssid = nr; + sprintf(css->device.bus_id, "css%x", nr); + css->device.release = channel_subsystem_release; tod_high = (u32) (get_clock() >> 32); - css_generate_pgid(css[nr], tod_high); + css_generate_pgid(css, tod_high); return 0; } @@ -670,25 +672,28 @@ init_channel_subsystem (void) } /* Setup css structure. */ for (i = 0; i <= __MAX_CSSID; i++) { - css[i] = kmalloc(sizeof(struct channel_subsystem), GFP_KERNEL); - if (!css[i]) { + struct channel_subsystem *css; + + css = kmalloc(sizeof(struct channel_subsystem), GFP_KERNEL); + if (!css) { ret = -ENOMEM; goto out_unregister; } + channel_subsystems[i] = css; ret = setup_css(i); if (ret) goto out_free; - ret = device_register(&css[i]->device); + ret = device_register(&css->device); if (ret) goto out_free_all; if (css_characteristics_avail && css_chsc_characteristics.secm) { - ret = device_create_file(&css[i]->device, + ret = device_create_file(&css->device, &dev_attr_cm_enable); if (ret) goto out_device; } - ret = device_register(&css[i]->pseudo_subchannel->dev); + ret = device_register(&css->pseudo_subchannel->dev); if (ret) goto out_file; } @@ -699,22 +704,26 @@ init_channel_subsystem (void) for_each_subchannel(__init_channel_subsystem, NULL); return 0; out_file: - device_remove_file(&css[i]->device, &dev_attr_cm_enable); + device_remove_file(&channel_subsystems[i]->device, + &dev_attr_cm_enable); out_device: - device_unregister(&css[i]->device); + device_unregister(&channel_subsystems[i]->device); out_free_all: - kfree(css[i]->pseudo_subchannel->lock); - kfree(css[i]->pseudo_subchannel); + kfree(channel_subsystems[i]->pseudo_subchannel->lock); + kfree(channel_subsystems[i]->pseudo_subchannel); out_free: - kfree(css[i]); + kfree(channel_subsystems[i]); out_unregister: while (i > 0) { + struct channel_subsystem *css; + i--; - device_unregister(&css[i]->pseudo_subchannel->dev); + css = channel_subsystems[i]; + device_unregister(&css->pseudo_subchannel->dev); if (css_characteristics_avail && css_chsc_characteristics.secm) - device_remove_file(&css[i]->device, + device_remove_file(&css->device, &dev_attr_cm_enable); - device_unregister(&css[i]->device); + device_unregister(&css->device); } out_bus: bus_unregister(&css_bus_type); Index: quilt-2.6/drivers/s390/cio/css.h =================================================================== --- quilt-2.6.orig/drivers/s390/cio/css.h +++ quilt-2.6/drivers/s390/cio/css.h @@ -167,7 +167,7 @@ struct channel_subsystem { #define to_css(dev) container_of(dev, struct channel_subsystem, device) extern struct bus_type css_bus_type; -extern struct channel_subsystem *css[]; +extern struct channel_subsystem *channel_subsystems[]; /* Some helper functions for disconnected state. */ int device_is_disconnected(struct subchannel *); Index: quilt-2.6/drivers/s390/cio/device_fsm.c =================================================================== --- quilt-2.6.orig/drivers/s390/cio/device_fsm.c +++ quilt-2.6/drivers/s390/cio/device_fsm.c @@ -446,7 +446,8 @@ static void __ccw_device_get_common_pgid if (cdev->private->pgid[last].inf.ps.state1 == SNID_STATE1_RESET) /* No previous pgid found */ - memcpy(&cdev->private->pgid[0], &css[0]->global_pgid, + memcpy(&cdev->private->pgid[0], + &channel_subsystems[0]->global_pgid, sizeof(struct pgid)); else /* Use existing pgid */ -- blue skies, Martin. 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