To keep the behavior consistent with the disable region operation, change the calling of cxl_region_disable() directly in destroy_region() to the new disable_region() helper in order to check whether the region is still online. Suggested-by: Quanquan Cao <ca...@fujitsu.com> Signed-off-by: Dave Jiang <dave.ji...@intel.com> --- cxl/region.c | 100 +++++++++++++++++++++++++++++----------------------------- 1 file changed, 50 insertions(+), 50 deletions(-) diff --git a/cxl/region.c b/cxl/region.c index 5cbbf2749e2d..4091ee8d2713 100644 --- a/cxl/region.c +++ b/cxl/region.c @@ -728,6 +728,55 @@ out: return rc; }+static int disable_region(struct cxl_region *region)+{ + const char *devname = cxl_region_get_devname(region); + struct daxctl_region *dax_region; + struct daxctl_memory *mem; + struct daxctl_dev *dev; + int failed = 0, rc; + + dax_region = cxl_region_get_daxctl_region(region); + if (!dax_region) + goto out; + + daxctl_dev_foreach(dax_region, dev) { + mem = daxctl_dev_get_memory(dev); + if (!mem) + return -ENXIO; + + /* + * If memory is still online and user wants to force it, attempt + * to offline it. + */ + if (daxctl_memory_is_online(mem)) { + rc = daxctl_memory_offline(mem); + if (rc < 0) { + log_err(&rl, "%s: unable to offline %s: %s\n", + devname, + daxctl_dev_get_devname(dev), + strerror(abs(rc))); + if (!param.force) + return rc; + + failed++; + } + } + } + + if (failed) { + log_err(&rl, "%s: Forcing region disable without successful offline.\n", + devname); + log_err(&rl, "%s: Physical address space has now been permanently leaked.\n", + devname); + log_err(&rl, "%s: Leaked address cannot be recovered until a reboot.\n", + devname); + } + +out: + return cxl_region_disable(region); +} + static int destroy_region(struct cxl_region *region) { const char *devname = cxl_region_get_devname(region); @@ -737,7 +786,7 @@ static int destroy_region(struct cxl_region *region) /* First, unbind/disable the region if needed */ if (cxl_region_is_enabled(region)) { if (param.force) { - rc = cxl_region_disable(region); + rc = disable_region(region); if (rc) { log_err(&rl, "%s: error disabling region: %s\n", devname, strerror(-rc)); @@ -792,55 +841,6 @@ static int destroy_region(struct cxl_region *region) return cxl_region_delete(region); }-static int disable_region(struct cxl_region *region)-{ - const char *devname = cxl_region_get_devname(region); - struct daxctl_region *dax_region; - struct daxctl_memory *mem; - struct daxctl_dev *dev; - int failed = 0, rc; - - dax_region = cxl_region_get_daxctl_region(region); - if (!dax_region) - goto out; - - daxctl_dev_foreach(dax_region, dev) { - mem = daxctl_dev_get_memory(dev); - if (!mem) - return -ENXIO; - - /* - * If memory is still online and user wants to force it, attempt - * to offline it. - */ - if (daxctl_memory_is_online(mem)) { - rc = daxctl_memory_offline(mem); - if (rc < 0) { - log_err(&rl, "%s: unable to offline %s: %s\n", - devname, - daxctl_dev_get_devname(dev), - strerror(abs(rc))); - if (!param.force) - return rc; - - failed++; - } - } - } - - if (failed) { - log_err(&rl, "%s: Forcing region disable without successful offline.\n", - devname); - log_err(&rl, "%s: Physical address space has now been permanently leaked.\n", - devname); - log_err(&rl, "%s: Leaked address cannot be recovered until a reboot.\n", - devname); - } - -out: - return cxl_region_disable(region); -} - static int do_region_xable(struct cxl_region *region, enum region_actions action) { switch (action) {
Thank you very much for your patch. Reviewed-by: Quanquan Cao <ca...@fujitsu.com>
