Message ID | 20200818122637.21449-1-linmiaohe@huawei.com |
---|---|
State | Not Applicable |
Delegated to: | David Miller |
Headers | show |
Series | libceph: Convert to use the preferred fallthrough macro | expand |
On Tue, 2020-08-18 at 08:26 -0400, Miaohe Lin wrote: > Convert the uses of fallthrough comments to fallthrough macro. > > Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> > --- > net/ceph/ceph_hash.c | 20 ++++++++++---------- > net/ceph/crush/mapper.c | 2 +- > net/ceph/messenger.c | 4 ++-- > net/ceph/mon_client.c | 2 +- > net/ceph/osd_client.c | 4 ++-- > 5 files changed, 16 insertions(+), 16 deletions(-) > > diff --git a/net/ceph/ceph_hash.c b/net/ceph/ceph_hash.c > index 81e1e006c540..16a47c0eef37 100644 > --- a/net/ceph/ceph_hash.c > +++ b/net/ceph/ceph_hash.c > @@ -50,35 +50,35 @@ unsigned int ceph_str_hash_rjenkins(const char *str, unsigned int length) > switch (len) { > case 11: > c = c + ((__u32)k[10] << 24); > - /* fall through */ > + fallthrough; > case 10: > c = c + ((__u32)k[9] << 16); > - /* fall through */ > + fallthrough; > case 9: > c = c + ((__u32)k[8] << 8); > /* the first byte of c is reserved for the length */ > - /* fall through */ > + fallthrough; > case 8: > b = b + ((__u32)k[7] << 24); > - /* fall through */ > + fallthrough; > case 7: > b = b + ((__u32)k[6] << 16); > - /* fall through */ > + fallthrough; > case 6: > b = b + ((__u32)k[5] << 8); > - /* fall through */ > + fallthrough; > case 5: > b = b + k[4]; > - /* fall through */ > + fallthrough; > case 4: > a = a + ((__u32)k[3] << 24); > - /* fall through */ > + fallthrough; > case 3: > a = a + ((__u32)k[2] << 16); > - /* fall through */ > + fallthrough; > case 2: > a = a + ((__u32)k[1] << 8); > - /* fall through */ > + fallthrough; > case 1: > a = a + k[0]; > /* case 0: nothing left to add */ > diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c > index 07e5614eb3f1..7057f8db4f99 100644 > --- a/net/ceph/crush/mapper.c > +++ b/net/ceph/crush/mapper.c > @@ -987,7 +987,7 @@ int crush_do_rule(const struct crush_map *map, > case CRUSH_RULE_CHOOSELEAF_FIRSTN: > case CRUSH_RULE_CHOOSE_FIRSTN: > firstn = 1; > - /* fall through */ > + fallthrough; > case CRUSH_RULE_CHOOSELEAF_INDEP: > case CRUSH_RULE_CHOOSE_INDEP: > if (wsize == 0) > diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c > index 27d6ab11f9ee..bdfd66ba3843 100644 > --- a/net/ceph/messenger.c > +++ b/net/ceph/messenger.c > @@ -412,7 +412,7 @@ static void ceph_sock_state_change(struct sock *sk) > switch (sk->sk_state) { > case TCP_CLOSE: > dout("%s TCP_CLOSE\n", __func__); > - /* fall through */ > + fallthrough; > case TCP_CLOSE_WAIT: > dout("%s TCP_CLOSE_WAIT\n", __func__); > con_sock_state_closing(con); > @@ -2751,7 +2751,7 @@ static int try_read(struct ceph_connection *con) > switch (ret) { > case -EBADMSG: > con->error_msg = "bad crc/signature"; > - /* fall through */ > + fallthrough; > case -EBADE: > ret = -EIO; > break; > diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c > index 3d8c8015e976..d633a0aeaa55 100644 > --- a/net/ceph/mon_client.c > +++ b/net/ceph/mon_client.c > @@ -1307,7 +1307,7 @@ static struct ceph_msg *mon_alloc_msg(struct ceph_connection *con, > * request had a non-zero tid. Work around this weirdness > * by allocating a new message. > */ > - /* fall through */ > + fallthrough; > case CEPH_MSG_MON_MAP: > case CEPH_MSG_MDS_MAP: > case CEPH_MSG_OSD_MAP: > diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c > index e4fbcad6e7d8..7901ab6c79fd 100644 > --- a/net/ceph/osd_client.c > +++ b/net/ceph/osd_client.c > @@ -3854,7 +3854,7 @@ static void scan_requests(struct ceph_osd *osd, > if (!force_resend && !force_resend_writes) > break; > > - /* fall through */ > + fallthrough; > case CALC_TARGET_NEED_RESEND: > cancel_linger_map_check(lreq); > /* > @@ -3891,7 +3891,7 @@ static void scan_requests(struct ceph_osd *osd, > !force_resend_writes)) > break; > > - /* fall through */ > + fallthrough; > case CALC_TARGET_NEED_RESEND: > cancel_map_check(req); > unlink_request(osd, req); Looks sane. Merged into ceph-client/testing branch. Thanks!
On Tue, Aug 18, 2020 at 9:56 PM Jeff Layton <jlayton@kernel.org> wrote: > > On Tue, 2020-08-18 at 08:26 -0400, Miaohe Lin wrote: > > Convert the uses of fallthrough comments to fallthrough macro. > > > > Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> > > --- > > net/ceph/ceph_hash.c | 20 ++++++++++---------- > > net/ceph/crush/mapper.c | 2 +- > > net/ceph/messenger.c | 4 ++-- > > net/ceph/mon_client.c | 2 +- > > net/ceph/osd_client.c | 4 ++-- > > 5 files changed, 16 insertions(+), 16 deletions(-) > > > > diff --git a/net/ceph/ceph_hash.c b/net/ceph/ceph_hash.c > > index 81e1e006c540..16a47c0eef37 100644 > > --- a/net/ceph/ceph_hash.c > > +++ b/net/ceph/ceph_hash.c > > @@ -50,35 +50,35 @@ unsigned int ceph_str_hash_rjenkins(const char *str, unsigned int length) > > switch (len) { > > case 11: > > c = c + ((__u32)k[10] << 24); > > - /* fall through */ > > + fallthrough; > > case 10: > > c = c + ((__u32)k[9] << 16); > > - /* fall through */ > > + fallthrough; > > case 9: > > c = c + ((__u32)k[8] << 8); > > /* the first byte of c is reserved for the length */ > > - /* fall through */ > > + fallthrough; > > case 8: > > b = b + ((__u32)k[7] << 24); > > - /* fall through */ > > + fallthrough; > > case 7: > > b = b + ((__u32)k[6] << 16); > > - /* fall through */ > > + fallthrough; > > case 6: > > b = b + ((__u32)k[5] << 8); > > - /* fall through */ > > + fallthrough; > > case 5: > > b = b + k[4]; > > - /* fall through */ > > + fallthrough; > > case 4: > > a = a + ((__u32)k[3] << 24); > > - /* fall through */ > > + fallthrough; > > case 3: > > a = a + ((__u32)k[2] << 16); > > - /* fall through */ > > + fallthrough; > > case 2: > > a = a + ((__u32)k[1] << 8); > > - /* fall through */ > > + fallthrough; > > case 1: > > a = a + k[0]; > > /* case 0: nothing left to add */ > > diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c > > index 07e5614eb3f1..7057f8db4f99 100644 > > --- a/net/ceph/crush/mapper.c > > +++ b/net/ceph/crush/mapper.c > > @@ -987,7 +987,7 @@ int crush_do_rule(const struct crush_map *map, > > case CRUSH_RULE_CHOOSELEAF_FIRSTN: > > case CRUSH_RULE_CHOOSE_FIRSTN: > > firstn = 1; > > - /* fall through */ > > + fallthrough; > > case CRUSH_RULE_CHOOSELEAF_INDEP: > > case CRUSH_RULE_CHOOSE_INDEP: > > if (wsize == 0) > > diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c > > index 27d6ab11f9ee..bdfd66ba3843 100644 > > --- a/net/ceph/messenger.c > > +++ b/net/ceph/messenger.c > > @@ -412,7 +412,7 @@ static void ceph_sock_state_change(struct sock *sk) > > switch (sk->sk_state) { > > case TCP_CLOSE: > > dout("%s TCP_CLOSE\n", __func__); > > - /* fall through */ > > + fallthrough; > > case TCP_CLOSE_WAIT: > > dout("%s TCP_CLOSE_WAIT\n", __func__); > > con_sock_state_closing(con); > > @@ -2751,7 +2751,7 @@ static int try_read(struct ceph_connection *con) > > switch (ret) { > > case -EBADMSG: > > con->error_msg = "bad crc/signature"; > > - /* fall through */ > > + fallthrough; > > case -EBADE: > > ret = -EIO; > > break; > > diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c > > index 3d8c8015e976..d633a0aeaa55 100644 > > --- a/net/ceph/mon_client.c > > +++ b/net/ceph/mon_client.c > > @@ -1307,7 +1307,7 @@ static struct ceph_msg *mon_alloc_msg(struct ceph_connection *con, > > * request had a non-zero tid. Work around this weirdness > > * by allocating a new message. > > */ > > - /* fall through */ > > + fallthrough; > > case CEPH_MSG_MON_MAP: > > case CEPH_MSG_MDS_MAP: > > case CEPH_MSG_OSD_MAP: > > diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c > > index e4fbcad6e7d8..7901ab6c79fd 100644 > > --- a/net/ceph/osd_client.c > > +++ b/net/ceph/osd_client.c > > @@ -3854,7 +3854,7 @@ static void scan_requests(struct ceph_osd *osd, > > if (!force_resend && !force_resend_writes) > > break; > > > > - /* fall through */ > > + fallthrough; > > case CALC_TARGET_NEED_RESEND: > > cancel_linger_map_check(lreq); > > /* > > @@ -3891,7 +3891,7 @@ static void scan_requests(struct ceph_osd *osd, > > !force_resend_writes)) > > break; > > > > - /* fall through */ > > + fallthrough; > > case CALC_TARGET_NEED_RESEND: > > cancel_map_check(req); > > unlink_request(osd, req); > > > Looks sane. Merged into ceph-client/testing branch. I amended this to also cover fs/ceph and rbd. Thanks, Ilya
diff --git a/net/ceph/ceph_hash.c b/net/ceph/ceph_hash.c index 81e1e006c540..16a47c0eef37 100644 --- a/net/ceph/ceph_hash.c +++ b/net/ceph/ceph_hash.c @@ -50,35 +50,35 @@ unsigned int ceph_str_hash_rjenkins(const char *str, unsigned int length) switch (len) { case 11: c = c + ((__u32)k[10] << 24); - /* fall through */ + fallthrough; case 10: c = c + ((__u32)k[9] << 16); - /* fall through */ + fallthrough; case 9: c = c + ((__u32)k[8] << 8); /* the first byte of c is reserved for the length */ - /* fall through */ + fallthrough; case 8: b = b + ((__u32)k[7] << 24); - /* fall through */ + fallthrough; case 7: b = b + ((__u32)k[6] << 16); - /* fall through */ + fallthrough; case 6: b = b + ((__u32)k[5] << 8); - /* fall through */ + fallthrough; case 5: b = b + k[4]; - /* fall through */ + fallthrough; case 4: a = a + ((__u32)k[3] << 24); - /* fall through */ + fallthrough; case 3: a = a + ((__u32)k[2] << 16); - /* fall through */ + fallthrough; case 2: a = a + ((__u32)k[1] << 8); - /* fall through */ + fallthrough; case 1: a = a + k[0]; /* case 0: nothing left to add */ diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c index 07e5614eb3f1..7057f8db4f99 100644 --- a/net/ceph/crush/mapper.c +++ b/net/ceph/crush/mapper.c @@ -987,7 +987,7 @@ int crush_do_rule(const struct crush_map *map, case CRUSH_RULE_CHOOSELEAF_FIRSTN: case CRUSH_RULE_CHOOSE_FIRSTN: firstn = 1; - /* fall through */ + fallthrough; case CRUSH_RULE_CHOOSELEAF_INDEP: case CRUSH_RULE_CHOOSE_INDEP: if (wsize == 0) diff --git a/net/ceph/messenger.c b/net/ceph/messenger.c index 27d6ab11f9ee..bdfd66ba3843 100644 --- a/net/ceph/messenger.c +++ b/net/ceph/messenger.c @@ -412,7 +412,7 @@ static void ceph_sock_state_change(struct sock *sk) switch (sk->sk_state) { case TCP_CLOSE: dout("%s TCP_CLOSE\n", __func__); - /* fall through */ + fallthrough; case TCP_CLOSE_WAIT: dout("%s TCP_CLOSE_WAIT\n", __func__); con_sock_state_closing(con); @@ -2751,7 +2751,7 @@ static int try_read(struct ceph_connection *con) switch (ret) { case -EBADMSG: con->error_msg = "bad crc/signature"; - /* fall through */ + fallthrough; case -EBADE: ret = -EIO; break; diff --git a/net/ceph/mon_client.c b/net/ceph/mon_client.c index 3d8c8015e976..d633a0aeaa55 100644 --- a/net/ceph/mon_client.c +++ b/net/ceph/mon_client.c @@ -1307,7 +1307,7 @@ static struct ceph_msg *mon_alloc_msg(struct ceph_connection *con, * request had a non-zero tid. Work around this weirdness * by allocating a new message. */ - /* fall through */ + fallthrough; case CEPH_MSG_MON_MAP: case CEPH_MSG_MDS_MAP: case CEPH_MSG_OSD_MAP: diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c index e4fbcad6e7d8..7901ab6c79fd 100644 --- a/net/ceph/osd_client.c +++ b/net/ceph/osd_client.c @@ -3854,7 +3854,7 @@ static void scan_requests(struct ceph_osd *osd, if (!force_resend && !force_resend_writes) break; - /* fall through */ + fallthrough; case CALC_TARGET_NEED_RESEND: cancel_linger_map_check(lreq); /* @@ -3891,7 +3891,7 @@ static void scan_requests(struct ceph_osd *osd, !force_resend_writes)) break; - /* fall through */ + fallthrough; case CALC_TARGET_NEED_RESEND: cancel_map_check(req); unlink_request(osd, req);
Convert the uses of fallthrough comments to fallthrough macro. Signed-off-by: Miaohe Lin <linmiaohe@huawei.com> --- net/ceph/ceph_hash.c | 20 ++++++++++---------- net/ceph/crush/mapper.c | 2 +- net/ceph/messenger.c | 4 ++-- net/ceph/mon_client.c | 2 +- net/ceph/osd_client.c | 4 ++-- 5 files changed, 16 insertions(+), 16 deletions(-)