#ifndef _DCCP_LI_HIST_ #define _DCCP_LI_HIST_ /* * Copyright (c) 2007 The University of Aberdeen, Scotland, UK * Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand. * Copyright (c) 2005-7 Ian McDonald * Copyright (c) 2005 Arnaldo Carvalho de Melo * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2 of the License, or (at your option) * any later version. */ #include #include #include /* * Number of loss intervals (RFC 4342, 8.6.1). The history size is one more than * NINTERVAL, since the `open' interval I_0 is always stored as the first entry. */ #define NINTERVAL 8 #define LIH_SIZE (NINTERVAL + 1) /** * tfrc_loss_interval - Loss history record for TFRC-based protocols * @li_seqno: Highest received seqno before the start of loss * @li_ccval: The CCVal belonging to @li_seqno * @li_is_closed: Whether @li_seqno is older than 1 RTT * @li_length: Loss interval sequence length */ struct tfrc_loss_interval { u64 li_seqno:48, li_ccval:4, li_is_closed:1; u32 li_length; }; /** * tfrc_loss_hist - Loss record database * @ring: Circular queue managed in LIFO manner * @counter: Current count of entries (can be more than %LIH_SIZE) * @i_mean: Current Average Loss Interval [RFC 3448, 5.4] */ struct tfrc_loss_hist { struct tfrc_loss_interval *ring[LIH_SIZE]; u8 counter; u32 i_mean; }; static inline void tfrc_lh_init(struct tfrc_loss_hist *lh) { memset(lh, 0, sizeof(struct tfrc_loss_hist)); } static inline u8 tfrc_lh_is_initialised(struct tfrc_loss_hist *lh) { return lh->counter > 0; } static inline u8 tfrc_lh_length(struct tfrc_loss_hist *lh) { return min(lh->counter, (u8)LIH_SIZE); } struct tfrc_rx_hist; int tfrc_lh_interval_add(struct tfrc_loss_hist *, struct tfrc_rx_hist *, u32 (*first_li)(struct sock *), struct sock *); u8 tfrc_lh_update_i_mean(struct tfrc_loss_hist *lh, struct sk_buff *); void tfrc_lh_cleanup(struct tfrc_loss_hist *lh); #endif /* _DCCP_LI_HIST_ */ t/diff/include/sound/emu8000_reg.h?h=nds-private-remove&id=fd7c99142d77dc4a851879a66715abf12a3193fb'>diff
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authorDave Martin <Dave.Martin@arm.com>2017-01-06 17:54:51 +0000
committerChris Metcalf <cmetcalf@mellanox.com>2017-01-06 15:14:08 -0500
commitfd7c99142d77dc4a851879a66715abf12a3193fb (patch)
tree5fe0d6f6b165d867bb76c296c0afbb5b22c52f47 /include/sound/emu8000_reg.h
parent0c744ea4f77d72b3dcebb7a8f2684633ec79be88 (diff)
tile/ptrace: Preserve previous registers for short regset write
Ensure that if userspace supplies insufficient data to PTRACE_SETREGSET to fill all the registers, the thread's old registers are preserved. Cc: stable@vger.kernel.org Signed-off-by: Dave Martin <Dave.Martin@arm.com> Signed-off-by: Chris Metcalf <cmetcalf@mellanox.com>
Diffstat (limited to 'include/sound/emu8000_reg.h')