From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A57855A0E0 for ; Tue, 20 Feb 2024 06:57:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.137.202.133 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708412248; cv=none; b=I6v0TSdFWzX7EngO2nzi42hwappjUrKEGNoRnVDSXk904svP+EmofAfIxt/ZfMBCuOe6hZ9fzirNYfMPLEI7hrXo/buZvagv/vo1KZPs7FLAfoVGr4X1vWERY6OMB0nPezxfqAFDHzR/Ci9vSV6BGK5dobjwsQvYvrd9S/J0wN0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1708412248; c=relaxed/simple; bh=q8FjFUgbGtrdH9r+Zx3fwtEx1ifY0qtNhxFEpLR734I=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qS8i7DJlxQcNDzrDzXNTmPOgJYu1dG3OwV07D/wbUeomd2dMsw7i9HchH/2yfCDvYSPglx1EbGJTpUyqmqsaRzauV1taOl8Kbzmq/137tzNPM6KTP8/MMYOclh/lmS8cyvAS3Hkibo0TTEUERoaHxWDl2a2eBd+6z+ESLAvTSlM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b=nzp4aMC8; arc=none smtp.client-ip=198.137.202.133 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=infradead.org Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=bombadil.srs.infradead.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="nzp4aMC8" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=q8FjFUgbGtrdH9r+Zx3fwtEx1ifY0qtNhxFEpLR734I=; b=nzp4aMC8iHHt+N/vjDR+St78uC 9h/qR+FxaqRVKXV0lKE4zA1nTpsHkPsSdS3T6V1hqYI7VBLPh8l/VEKVsAEiTKYiQRzS7BzPFqt6g M/dkG/7P5vR/Ue/2buzeBLBhJwVU4Qc746kHbQU0VyzEoFAdKjXc8ME2gnoZKGatPNhn6waj0MELi vI5gO5aUspLydUk4ets1YVGXc01qKQVS9YYhlQsH3ZFzIFgdnVn1fnox0iC7Pbvwa9CqS9neGhSWe zDA1GuZ6OYagpluN5JVx2AzoRe121egQp1ty/bxOPaKFPJi0Wq9qIjo0C3jbeOOu12/wWKCRPT6uh 3VSjVG0A==; Received: from hch by bombadil.infradead.org with local (Exim 4.97.1 #2 (Red Hat Linux)) id 1rcK4D-0000000DRJj-2DVQ; Tue, 20 Feb 2024 06:57:25 +0000 Date: Mon, 19 Feb 2024 22:57:25 -0800 From: Christoph Hellwig To: Alexei Starovoitov Cc: Christoph Hellwig , Linus Torvalds , bpf , Daniel Borkmann , Andrii Nakryiko , Kumar Kartikeya Dwivedi , Eddy Z , Tejun Heo , Barret Rhoden , Johannes Weiner , Lorenzo Stoakes , Andrew Morton , Uladzislau Rezki , linux-mm , Kernel Team Subject: Re: [PATCH v2 bpf-next 04/20] mm: Expose vmap_pages_range() to the rest of the kernel. Message-ID: References: <20240209040608.98927-1-alexei.starovoitov@gmail.com> <20240209040608.98927-5-alexei.starovoitov@gmail.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html On Fri, Feb 16, 2024 at 08:54:08AM -0800, Alexei Starovoitov wrote: > "vmalloc like allocation that grows" is not what I'm after. > I need 4G+guard region at the start. > Please read my earlier email and reply to my questions and api proposals. > Replying to half of the sentence, and out of context, is not a > productive discussion. If you can explain what you are trying to do to the reviewers you're doing something wrong..