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authorKevin Hilman <khilman@linaro.org>2015-05-22 14:30:13 -0700
committerKevin Hilman <khilman@linaro.org>2015-05-22 14:30:13 -0700
commite49d192fe7dcdc7bc46987f9981dc90f61e5f28c (patch)
tree84579e5de62f4d67d65203450d0e0268e1e47f2f /include/linux/skbuff.h
parenta61d3b775855a1d67d97ca0aa389489cb8a9320d (diff)
parent51af817611f2c0987030d024f24fc7ea95dd33e6 (diff)
Merge branch 'linux-3.18.y' of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable into linux-linaro-lsk-v3.18lsk-v3.18-15.05
* 'linux-3.18.y' of git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable: (222 commits) Linux 3.18.14 Drivers: hv: vmbus: Don't wait after requesting offers hfsplus: don't store special "osx" xattr prefix on-disk drm/radeon: check new address before removing old one drm/radeon: add SI DPM quirk for Sapphire R9 270 Dual-X 2G GDDR5 drm/radeon: adjust pll when audio is not enabled 3w-sas: fix command completion race 3w-9xxx: fix command completion race 3w-xxxx: fix command completion race ext4: move check under lock scope to close a race. ext4: fix data corruption caused by unwritten and delayed extents uas: Set max_sectors_240 quirk for ASM1053 devices uas: Add US_FL_MAX_SECTORS_240 flag uas: Allow uas_use_uas_driver to return usb-storage flags rbd: end I/O the entire obj_request on error tty/serial: at91: maxburst was missing for dma transfers ACPI / SBS: Enable battery manager when present btrfs: unlock i_mutex after attempting to delete subvolume during send ASoC: rt5677: fixed wrong DMIC ref clock ASoC: dapm: Enable autodisable on SOC_DAPM_SINGLE_TLV_AUTODISABLE ...
Diffstat (limited to 'include/linux/skbuff.h')
-rw-r--r--include/linux/skbuff.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 6c8b6f604e76..522d83731709 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -772,6 +772,7 @@ bool skb_try_coalesce(struct sk_buff *to, struct sk_buff *from,
struct sk_buff *__alloc_skb(unsigned int size, gfp_t priority, int flags,
int node);
+struct sk_buff *__build_skb(void *data, unsigned int frag_size);
struct sk_buff *build_skb(void *data, unsigned int frag_size);
static inline struct sk_buff *alloc_skb(unsigned int size,
gfp_t priority)
@@ -2958,6 +2959,18 @@ static inline bool __skb_checksum_validate_needed(struct sk_buff *skb,
*/
#define CHECKSUM_BREAK 76
+/* Unset checksum-complete
+ *
+ * Unset checksum complete can be done when packet is being modified
+ * (uncompressed for instance) and checksum-complete value is
+ * invalidated.
+ */
+static inline void skb_checksum_complete_unset(struct sk_buff *skb)
+{
+ if (skb->ip_summed == CHECKSUM_COMPLETE)
+ skb->ip_summed = CHECKSUM_NONE;
+}
+
/* Validate (init) checksum based on checksum complete.
*
* Return values: