Message ID | 148357532903.9100.4272827749663933501.stgit@dwillia2-desk3.amr.corp.intel.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Dan Williams <dan.j.williams@intel.com> writes: > From: Diego Dompe <dompe@hpe.com> > > Currently when using ndctl in machines that do not have numa, the ndctl > command fails because it fails to find the numa_node attribute in > systems. s/machines that do not have numa/kernels compiled with CONFIG_NUMA=n/ I don't know that this was the right decision for the kernel, but that ship's sailed. > Just assume the default, zero, in these cases rather than fail. Looks fine to me. Reviewed-by: Jeff Moyer <jmoyer@redhat.com> > > Link: https://github.com/pmem/ndctl/pull/9 > [djbw: minor style fixups] > Signed-off-by: Dan Williams <dan.j.williams@intel.com> > --- > > Diego, if this reworked version looks good to you I'll add your > "Signed-off-by: Diego Dompe <dompe@hpe.com>" to the tags. Let me know. > Thanks for the fix! > > ndctl/lib/libndctl.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/ndctl/lib/libndctl.c b/ndctl/lib/libndctl.c > index ea3111eb6c93..8240235dff5c 100644 > --- a/ndctl/lib/libndctl.c > +++ b/ndctl/lib/libndctl.c > @@ -2780,9 +2780,8 @@ static void *add_namespace(void *parent, int id, const char *ndns_base) > ndns->raw_mode = strtoul(buf, NULL, 0); > > sprintf(path, "%s/numa_node", ndns_base); > - if (sysfs_read_attr(ctx, path, buf) < 0) > - goto err_read; > - ndns->numa_node = strtol(buf, NULL, 0); > + if (sysfs_read_attr(ctx, path, buf) == 0) > + ndns->numa_node = strtol(buf, NULL, 0); > > switch (ndns->type) { > case ND_DEVICE_NAMESPACE_BLK: > > _______________________________________________ > Linux-nvdimm mailing list > Linux-nvdimm@lists.01.org > https://lists.01.org/mailman/listinfo/linux-nvdimm
diff --git a/ndctl/lib/libndctl.c b/ndctl/lib/libndctl.c index ea3111eb6c93..8240235dff5c 100644 --- a/ndctl/lib/libndctl.c +++ b/ndctl/lib/libndctl.c @@ -2780,9 +2780,8 @@ static void *add_namespace(void *parent, int id, const char *ndns_base) ndns->raw_mode = strtoul(buf, NULL, 0); sprintf(path, "%s/numa_node", ndns_base); - if (sysfs_read_attr(ctx, path, buf) < 0) - goto err_read; - ndns->numa_node = strtol(buf, NULL, 0); + if (sysfs_read_attr(ctx, path, buf) == 0) + ndns->numa_node = strtol(buf, NULL, 0); switch (ndns->type) { case ND_DEVICE_NAMESPACE_BLK: