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authorMiquel Raynal <miquel.raynal@bootlin.com>2020-01-27 17:49:15 +0100
committerMiquel Raynal <miquel.raynal@bootlin.com>2020-01-27 17:49:15 +0100
commit4575243c5c173f8adbc08a5c6ea2269742ea2b47 (patch)
treed084fde0a55f38f1924e45f9629dad7747759df7 /include/net/sch_generic.h
parent701ddf0bbfc761b8bdc974ce9c4e05f9833683e3 (diff)
parentd85339d9ea2660b550f12aca8bd040be4395c963 (diff)
Merge tag 'nand/for-5.6' into mtd/next
Raw NAND * Macronix: Use match_string() helper * Atmel: switch to using devm_fwnode_gpiod_get() * Denali: rework the SKIP_BYTES feature and add reset controlling * Brcmnand: set appropriate DMA mask * Various cleanup. Onenand drivers * Rename Samsung and Omap2 drivers to avoid possible build warnings * Enable compile testing * Various build issues * Kconfig cleanup SPI-NAND * Support for Toshiba TC58CVG2S0HRAIJ
Diffstat (limited to 'include/net/sch_generic.h')
-rw-r--r--include/net/sch_generic.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h
index 144f264ea394..fceddf89592a 100644
--- a/include/net/sch_generic.h
+++ b/include/net/sch_generic.h
@@ -308,6 +308,7 @@ struct tcf_proto_ops {
int (*delete)(struct tcf_proto *tp, void *arg,
bool *last, bool rtnl_held,
struct netlink_ext_ack *);
+ bool (*delete_empty)(struct tcf_proto *tp);
void (*walk)(struct tcf_proto *tp,
struct tcf_walker *arg, bool rtnl_held);
int (*reoffload)(struct tcf_proto *tp, bool add,
@@ -336,6 +337,10 @@ struct tcf_proto_ops {
int flags;
};
+/* Classifiers setting TCF_PROTO_OPS_DOIT_UNLOCKED in tcf_proto_ops->flags
+ * are expected to implement tcf_proto_ops->delete_empty(), otherwise race
+ * conditions can occur when filters are inserted/deleted simultaneously.
+ */
enum tcf_proto_ops_flags {
TCF_PROTO_OPS_DOIT_UNLOCKED = 1,
};