Message ID | 1540847681-3273-1-git-send-email-shannon.nelson@oracle.com |
---|---|
State | Accepted, archived |
Delegated to: | BPF Maintainers |
Headers | show |
Series | [bpf-next] bpf_load: add map name to load_maps error message | expand |
On 10/29/2018 02:14 PM, Shannon Nelson wrote: > To help when debugging bpf/xdp load issues, have the load_map() > error message include the number and name of the map that > failed. > > Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com> > --- > samples/bpf/bpf_load.c | 4 ++-- > 1 file changed, 2 insertions(+), 2 deletions(-) > > diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c > index 89161c9..5de0357 100644 > --- a/samples/bpf/bpf_load.c > +++ b/samples/bpf/bpf_load.c > @@ -282,8 +282,8 @@ static int load_maps(struct bpf_map_data *maps, int nr_maps, > numa_node); > } > if (map_fd[i] < 0) { > - printf("failed to create a map: %d %s\n", > - errno, strerror(errno)); > + printf("failed to create map %d (%s): %d %s\n", > + i, maps[i].name, errno, strerror(errno)); > return 1; > } > maps[i].fd = map_fd[i]; > LGTM Acked-by: John Fastabend <john.fastabend@gmail.com>
On Mon, Oct 29, 2018 at 3:12 PM John Fastabend <john.fastabend@gmail.com> wrote: > > On 10/29/2018 02:14 PM, Shannon Nelson wrote: > > To help when debugging bpf/xdp load issues, have the load_map() > > error message include the number and name of the map that > > failed. > > > > Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com> > > --- > > samples/bpf/bpf_load.c | 4 ++-- > > 1 file changed, 2 insertions(+), 2 deletions(-) > > > > diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c > > index 89161c9..5de0357 100644 > > --- a/samples/bpf/bpf_load.c > > +++ b/samples/bpf/bpf_load.c > > @@ -282,8 +282,8 @@ static int load_maps(struct bpf_map_data *maps, int nr_maps, > > numa_node); > > } > > if (map_fd[i] < 0) { > > - printf("failed to create a map: %d %s\n", > > - errno, strerror(errno)); > > + printf("failed to create map %d (%s): %d %s\n", > > + i, maps[i].name, errno, strerror(errno)); > > return 1; > > } > > maps[i].fd = map_fd[i]; > > > > LGTM > > Acked-by: John Fastabend <john.fastabend@gmail.com> Acked-by: Song Liu <songliubraving@fb.com>
On 11/07/2018 01:26 AM, Song Liu wrote: > On Mon, Oct 29, 2018 at 3:12 PM John Fastabend <john.fastabend@gmail.com> wrote: >> >> On 10/29/2018 02:14 PM, Shannon Nelson wrote: >>> To help when debugging bpf/xdp load issues, have the load_map() >>> error message include the number and name of the map that >>> failed. >>> >>> Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com> >>> --- >>> samples/bpf/bpf_load.c | 4 ++-- >>> 1 file changed, 2 insertions(+), 2 deletions(-) >>> >>> diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c >>> index 89161c9..5de0357 100644 >>> --- a/samples/bpf/bpf_load.c >>> +++ b/samples/bpf/bpf_load.c >>> @@ -282,8 +282,8 @@ static int load_maps(struct bpf_map_data *maps, int nr_maps, >>> numa_node); >>> } >>> if (map_fd[i] < 0) { >>> - printf("failed to create a map: %d %s\n", >>> - errno, strerror(errno)); >>> + printf("failed to create map %d (%s): %d %s\n", >>> + i, maps[i].name, errno, strerror(errno)); >>> return 1; >>> } >>> maps[i].fd = map_fd[i]; >>> >> >> LGTM >> >> Acked-by: John Fastabend <john.fastabend@gmail.com> > > Acked-by: Song Liu <songliubraving@fb.com> Applied to bpf-next, thanks!
diff --git a/samples/bpf/bpf_load.c b/samples/bpf/bpf_load.c index 89161c9..5de0357 100644 --- a/samples/bpf/bpf_load.c +++ b/samples/bpf/bpf_load.c @@ -282,8 +282,8 @@ static int load_maps(struct bpf_map_data *maps, int nr_maps, numa_node); } if (map_fd[i] < 0) { - printf("failed to create a map: %d %s\n", - errno, strerror(errno)); + printf("failed to create map %d (%s): %d %s\n", + i, maps[i].name, errno, strerror(errno)); return 1; } maps[i].fd = map_fd[i];
To help when debugging bpf/xdp load issues, have the load_map() error message include the number and name of the map that failed. Signed-off-by: Shannon Nelson <shannon.nelson@oracle.com> --- samples/bpf/bpf_load.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)