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authorTakashi Iwai <tiwai@suse.de>2018-07-18 18:42:34 +0300
committerTakashi Iwai <tiwai@suse.de>2018-07-18 18:42:40 +0300
commit67ece13ffe862f9d17a144c6cd3feef88a57db13 (patch)
treeec2036681d19a9c10b2fad941eb8f58f9eafcfc8 /include/linux/atmdev.h
parentfa84cf094ef9667e2b91c104b0a788fd1896f482 (diff)
parent4aaf448fa9754e2d5ee188d32327b24ffc15ca4d (diff)
downloadlinux-67ece13ffe862f9d17a144c6cd3feef88a57db13.tar.xz
Merge branch 'topic/vga_switcheroo' into for-next
Pull the vga_switcheroo audio client fix. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'include/linux/atmdev.h')
-rw-r--r--include/linux/atmdev.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index 0c27515d2cf6..8124815eb121 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -214,6 +214,7 @@ struct atmphy_ops {
struct atm_skb_data {
struct atm_vcc *vcc; /* ATM VCC */
unsigned long atm_options; /* ATM layer options */
+ unsigned int acct_truesize; /* truesize accounted to vcc */
};
#define VCC_HTABLE_SIZE 32
@@ -241,6 +242,20 @@ void vcc_insert_socket(struct sock *sk);
void atm_dev_release_vccs(struct atm_dev *dev);
+static inline void atm_account_tx(struct atm_vcc *vcc, struct sk_buff *skb)
+{
+ /*
+ * Because ATM skbs may not belong to a sock (and we don't
+ * necessarily want to), skb->truesize may be adjusted,
+ * escaping the hack in pskb_expand_head() which avoids
+ * doing so for some cases. So stash the value of truesize
+ * at the time we accounted it, and atm_pop_raw() can use
+ * that value later, in case it changes.
+ */
+ refcount_add(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc);
+ ATM_SKB(skb)->acct_truesize = skb->truesize;
+ ATM_SKB(skb)->atm_options = vcc->atm_options;
+}
static inline void atm_force_charge(struct atm_vcc *vcc,int truesize)
{