From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-wm1-f51.google.com (mail-wm1-f51.google.com [209.85.128.51]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 014911BBBFC for ; Sun, 31 May 2026 01:03:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.51 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780189388; cv=none; b=WHOWsUKQ0tOKjra42mLC/aGqSdMpL+QOHZ93BI/PnpmByN7cb284iIql5e7OogDKbhGjrTX+Zl+37h2cOfcA5N1ZYDA//v7sjuUBmyOLCoVdL/ZrvaWD+jo4qWqyMhVtnqrGYGSONo301ptJ5Ua0/IHqqQAdXC/T1fk1EU0cy1k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780189388; c=relaxed/simple; bh=APiFWZXTnRfbG+HwF1DJ9n4FtfK50FyeJSRq8kImSmM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=Vw1rLOboOHFCMxiQbSu65WmXwC14YAdLLF3MyQbqq4jbG69ZvEXV9mvOQ07QJKLZPvWuFvZLDg1j19B8DQGofKDXZMZp0etNUpRjXAdhg0fPAmdLupHb+OZ9jk6/G7lEY+x+q8vPm9w/je4tkqGrqOuJJbbPAHStG/XyI0vwzZk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=jCfvO7qB; arc=none smtp.client-ip=209.85.128.51 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="jCfvO7qB" Received: by mail-wm1-f51.google.com with SMTP id 5b1f17b1804b1-4908b92904fso37629125e9.0 for ; Sat, 30 May 2026 18:03:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20251104; t=1780189385; x=1780794185; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=+xcR4llDLZ21dX5aGAHoZFyM5vQ6lE/uFW6fHX8pUaI=; b=jCfvO7qBVVXKTcOlfUa6tSZO8/gjbdh1BF6NE9G3o80DPXyDhMitwi1hSC20yG73Zr Di/I9DSUSzgUkdD/Xnhme2MNWHgw679ZK6z8dT+WEPR/B6Mxgfsnu20MZpLqQjLgDz20 lzbSB6VVmc/BvsDeK7tPSK90BaGVhabvFMQNyQtoWPVYdbeqUoU6o27XN/xwFNFEwywD dSshlovJ0vlIZaUjuAlnMnrkeUlMmj29U0pB/x3rI0wtn83yzuIWa/d8O8Vwt8IkYmq6 jSgQ4EJ+MK+Ie+hCNmf32BtZmbr3w+6rszUuUOCGPtkXRAhjEx+ggatc0Wwe6X+pu3x0 U3fA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1780189385; x=1780794185; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=+xcR4llDLZ21dX5aGAHoZFyM5vQ6lE/uFW6fHX8pUaI=; b=WCnzxalrPqCQcs0cHPE1NSGcKIqvf/J8pTgONqn6kVU26SKTMKUxREa1Sg99++ie76 9jhaVeNZ9drLRUY3DPN0KSesW5Ubbv48E/RHEvx1r+nCkcIEuvZvf70+KqLwldLutHyO vEpHNjipxsWSM7TxUNgaCwYxDZKL3RLiQy/m7FJDLpo3LtUM/xKf86tkrSghltRCWD20 Z1TmpGqoKO9v1UQuCh22CcY3R96XyQr202wMKmVX5sshe+u0j0b3wFqxaMcu8Dsph65r Am1nLCmgISF7dqA/PoHMfKqQN1ajp0Qxq71HMyf7mEicfseW/FoGs+/I1YIeVxC2Lvfj 1vfQ== X-Forwarded-Encrypted: i=1; AFNElJ9jvt6XtG9HUKjHH26VlcqPcOZL5t9ZGvb3Qa3//qqA0Oh6UTHjBos5lvBjqlTZoZS/J5mLzFQ=@vger.kernel.org X-Gm-Message-State: AOJu0Yx35Go1JqjYTkXSmNmVpRurtd+ykDg90X1xWTmKSYmgDgaY0uZw wFBhV7/rINfm3T10erP7tF3bOdUsfOjRQrhm+dRA06Jb9URCw3rWOvpu X-Gm-Gg: Acq92OGm0Plo4KoNh9k0L9wn5W6QRtJFlFCxy6/fueRpQRvKGcdTO/2OFZJnMOxILpA Gmz0xKM78SZSpdvn2VV00ae/zzyCOC8kgZt/xqDIZdwKoRG+AFwBwHcSskQATpOI6WLJYCnm31W n4oqnDoxkyh1ZAHXYxbBXbALs8/+s644HQGErLNDohYMqhZiqem7fs3MsZCMojO0ABmTxpfxeiX 1z2hr8Ap+ALX4gmrKfVsxK7D96TGk9ScbR3xjmdyhLiqohLfRfcYMuKaXIurDXoesVgMPW8TRdW o1lQWrIxGcKVNn7JP4X3bwUmQt4vyMUKE3sETSWAqcTxxd4kTfkDOqmUacBZHkZlEouR7UslNTD TxVSvAf78van6Zad9BqOQpSVQiplaOoN9jI6Wrj0vtuC2lCnUneV4+z2ndA1pdGaDUIglZFA+dF CFiHovk5Ss1/Sk9xD46w130weev340pA== X-Received: by 2002:a05:600c:e489:20b0:490:467e:a3d7 with SMTP id 5b1f17b1804b1-490a2952798mr65855195e9.30.1780189385274; Sat, 30 May 2026 18:03:05 -0700 (PDT) Received: from localhost ([212.73.77.104]) by smtp.gmail.com with UTF8SMTPSA id 5b1f17b1804b1-4909ca6575csm218111405e9.4.2026.05.30.18.03.03 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 30 May 2026 18:03:04 -0700 (PDT) From: Askar Safin To: linux-fsdevel@vger.kernel.org, Christian Brauner , Alexander Viro , Jan Kara Cc: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-api@vger.kernel.org, netdev@vger.kernel.org, Linus Torvalds , Matthew Wilcox , Jens Axboe , Christoph Hellwig , David Howells , Andrew Morton , David Hildenbrand , Pedro Falcato , Miklos Szeredi , patches@lists.linux.dev Subject: [PATCH 3/3] splice: remove PIPE_BUF_FLAG_GIFT Date: Sun, 31 May 2026 01:01:07 +0000 Message-ID: <20260531010107.1953702-4-safinaskar@gmail.com> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260531010107.1953702-1-safinaskar@gmail.com> References: <20260531010107.1953702-1-safinaskar@gmail.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit It is unused now. Signed-off-by: Askar Safin --- fs/fuse/dev.c | 1 - fs/splice.c | 6 ++---- include/linux/pipe_fs_i.h | 1 - 3 files changed, 2 insertions(+), 6 deletions(-) diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index 5dda7080f4a9..fb8fe0c96692 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -2352,7 +2352,6 @@ static ssize_t fuse_dev_splice_write(struct pipe_inode_info *pipe, goto out_free; *obuf = *ibuf; - obuf->flags &= ~PIPE_BUF_FLAG_GIFT; obuf->len = rem; ibuf->offset += obuf->len; ibuf->len -= obuf->len; diff --git a/fs/splice.c b/fs/splice.c index b1a4e3713bd6..6ddf7dd72f7b 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -1622,10 +1622,9 @@ static int splice_pipe_to_pipe(struct pipe_inode_info *ipipe, *obuf = *ibuf; /* - * Don't inherit the gift and merge flags, we need to + * Don't inherit the merge flag, we need to * prevent multiple steals of this page. */ - obuf->flags &= ~PIPE_BUF_FLAG_GIFT; obuf->flags &= ~PIPE_BUF_FLAG_CAN_MERGE; obuf->len = len; @@ -1711,10 +1710,9 @@ static ssize_t link_pipe(struct pipe_inode_info *ipipe, *obuf = *ibuf; /* - * Don't inherit the gift and merge flag, we need to prevent + * Don't inherit the merge flag, we need to prevent * multiple steals of this page. */ - obuf->flags &= ~PIPE_BUF_FLAG_GIFT; obuf->flags &= ~PIPE_BUF_FLAG_CAN_MERGE; if (obuf->len > len) diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 7f6a92ac9704..a1eeed800669 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -6,7 +6,6 @@ #define PIPE_BUF_FLAG_LRU 0x01 /* page is on the LRU */ #define PIPE_BUF_FLAG_ATOMIC 0x02 /* was atomically mapped */ -#define PIPE_BUF_FLAG_GIFT 0x04 /* page is a gift */ #define PIPE_BUF_FLAG_PACKET 0x08 /* read() as a packet */ #define PIPE_BUF_FLAG_CAN_MERGE 0x10 /* can merge buffers */ #define PIPE_BUF_FLAG_WHOLE 0x20 /* read() must return entire buffer or error */ -- 2.47.3