aboutsummaryrefslogtreecommitdiffstats
path: root/include/linux/skbuff.h
diff options
context:
space:
mode:
authorMauro Carvalho Chehab <mchehab@osg.samsung.com>2014-11-11 08:36:43 -0200
committerMauro Carvalho Chehab <mchehab@osg.samsung.com>2014-11-11 08:37:35 -0200
commit47a09af68ba50695c46511b8ed7f036d249bba48 (patch)
tree051c4b70501a9f360729ecc9a9493a2f8ba33b6f /include/linux/skbuff.h
parenta23547374215422017239af32094e1aacc5d435e (diff)
parent206c5f60a3d902bc4b56dab2de3e88de5eb06108 (diff)
downloadkernel_i9300_mainline-47a09af68ba50695c46511b8ed7f036d249bba48.zip
kernel_i9300_mainline-47a09af68ba50695c46511b8ed7f036d249bba48.tar.gz
kernel_i9300_mainline-47a09af68ba50695c46511b8ed7f036d249bba48.tar.bz2
Merge tag 'v3.18-rc4' into patchwork
Needed due to some important regression fixes at RC core. * commit 'v3.18-rc4': (587 commits) Linux 3.18-rc4 ARM: dts: zynq: Enable PL clocks for Parallella tiny: rename ENABLE_DEV_COREDUMP to ALLOW_DEV_COREDUMP tiny: reverse logic for DISABLE_DEV_COREDUMP i2c: core: Dispose OF IRQ mapping at client removal time i2c: at91: don't account as iowait i2c: remove FSF address USB: Update default usb-storage delay_use value in kernel-parameters.txt sysfs: driver core: Fix glue dir race condition by gdp_mutex MIPS: Fix build with binutils 2.24.51+ xfs: track bulkstat progress by agino xfs: bulkstat error handling is broken xfs: bulkstat main loop logic is a mess xfs: bulkstat chunk-formatter has issues xfs: bulkstat chunk formatting cursor is broken xfs: bulkstat btree walk doesn't terminate mm: Fix comment before truncate_setsize() USB: cdc-acm: add quirk for control-line state requests tty: Fix pty master poll() after slave closes v2 MIPS: R3000: Fix debug output for Virtual page number ... Conflicts: drivers/media/rc/rc-main.c
Diffstat (limited to 'include/linux/skbuff.h')
-rw-r--r--include/linux/skbuff.h12
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index a59d934..6c8b6f6 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -557,7 +557,9 @@ struct sk_buff {
/* fields enclosed in headers_start/headers_end are copied
* using a single memcpy() in __copy_skb_header()
*/
+ /* private: */
__u32 headers_start[0];
+ /* public: */
/* if you move pkt_type around you also must adapt those constants */
#ifdef __BIG_ENDIAN_BITFIELD
@@ -642,7 +644,9 @@ struct sk_buff {
__u16 network_header;
__u16 mac_header;
+ /* private: */
__u32 headers_end[0];
+ /* public: */
/* These elements must be at the end, see alloc_skb() for details. */
sk_buff_data_t tail;
@@ -795,15 +799,19 @@ struct sk_buff_fclones {
* @skb: buffer
*
* Returns true is skb is a fast clone, and its clone is not freed.
+ * Some drivers call skb_orphan() in their ndo_start_xmit(),
+ * so we also check that this didnt happen.
*/
-static inline bool skb_fclone_busy(const struct sk_buff *skb)
+static inline bool skb_fclone_busy(const struct sock *sk,
+ const struct sk_buff *skb)
{
const struct sk_buff_fclones *fclones;
fclones = container_of(skb, struct sk_buff_fclones, skb1);
return skb->fclone == SKB_FCLONE_ORIG &&
- fclones->skb2.fclone == SKB_FCLONE_CLONE;
+ fclones->skb2.fclone == SKB_FCLONE_CLONE &&
+ fclones->skb2.sk == sk;
}
static inline struct sk_buff *alloc_skb_fclone(unsigned int size,