From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 C091B7494 for ; Fri, 26 Jan 2024 02:16:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706235406; cv=none; b=gKsCmcJ494QF8rXyfrV2HLCIo6NWHY+VyyXTM6GYUcWMjb1mUs2MkwB//p363HAh4L3LiRUnWnCNxwslOqParbgNeoZyNEiklMKZbvO26lYTDnYf+JXPAtxsPdyO2r/7q4wnHOIczW00bH66qPDKykdD2KmsDkEFywcorzqvqrg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706235406; c=relaxed/simple; bh=aw8CUIY3hD6jKKGX2AWV4fYqsecEenKKyEohnJxDMJQ=; h=Date:To:From:Subject:Message-Id; b=DEZbgY2oixaHr0KZM4dCTbBw6Ws/Vp8pFFkR/Gaul0DJI7x+s8cjb31H9IABvBpslWFkj/U6kKbQ9IdMxdgUvpOuE8+YF/vNj/+pGdvSYCghHDGi+Vtc+h9sVm5FUa4mgzf1Znrk7ci+rhexvRxhtSEDJvrhpLNv2sWCeX30BQY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b=frHbXFS+; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux-foundation.org header.i=@linux-foundation.org header.b="frHbXFS+" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CD32BC433F1; Fri, 26 Jan 2024 02:16:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linux-foundation.org; s=korg; t=1706235406; bh=aw8CUIY3hD6jKKGX2AWV4fYqsecEenKKyEohnJxDMJQ=; h=Date:To:From:Subject:From; b=frHbXFS+uHCM2FfHajTQ9BmeUUt54WphujTb/oC1Dvl3w0j6c+NrgB9HfJ9hS2Fno 2VdmoYSKqyELJXGyih8+14TwYJ0GpEhXX01iYartai3+/OUlTqtpBfDxN3M4p2HBPt wEYaycf+nBWWND62gU80RucgURA2tli3cSJuJ34Y= Date: Thu, 25 Jan 2024 18:16:43 -0800 To: mm-commits@vger.kernel.org,willy@infradead.org,akpm@linux-foundation.org From: Andrew Morton Subject: + highmem-add-kernel-doc-for-memcpy__folio.patch added to mm-unstable branch Message-Id: <20240126021645.CD32BC433F1@smtp.kernel.org> Precedence: bulk X-Mailing-List: mm-commits@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: The patch titled Subject: highmem: add kernel-doc for memcpy_*_folio() has been added to the -mm mm-unstable branch. Its filename is highmem-add-kernel-doc-for-memcpy__folio.patch This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/highmem-add-kernel-doc-for-memcpy__folio.patch This patch will later appear in the mm-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next via the mm-everything branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm and is updated there every 2-3 working days ------------------------------------------------------ From: "Matthew Wilcox (Oracle)" Subject: highmem: add kernel-doc for memcpy_*_folio() Date: Wed, 24 Jan 2024 18:12:15 +0000 This was inadvertently skipped when adding the new functions. Link: https://lkml.kernel.org/r/20240124181217.1761674-1-willy@infradead.org Signed-off-by: Matthew Wilcox (Oracle) Signed-off-by: Andrew Morton --- include/linux/highmem.h | 14 ++++++++++++++ 1 file changed, 14 insertions(+) --- a/include/linux/highmem.h~highmem-add-kernel-doc-for-memcpy__folio +++ a/include/linux/highmem.h @@ -439,6 +439,13 @@ static inline void memzero_page(struct p kunmap_local(addr); } +/** + * memcpy_from_folio - Copy a range of bytes from a folio. + * @to: The memory to copy to. + * @folio: The folio to read from. + * @offset: The first byte in the folio to read. + * @len: The number of bytes to copy. + */ static inline void memcpy_from_folio(char *to, struct folio *folio, size_t offset, size_t len) { @@ -460,6 +467,13 @@ static inline void memcpy_from_folio(cha } while (len > 0); } +/** + * memcpy_to_folio - Copy a range of bytes to a folio. + * @folio: The folio to write to. + * @offset: The first byte in the folio to store to. + * @from: The memory to copy from. + * @len: The number of bytes to copy. + */ static inline void memcpy_to_folio(struct folio *folio, size_t offset, const char *from, size_t len) { _ Patches currently in -mm which might be from willy@infradead.org are memcg-convert-mem_cgroup_move_charge_pte_range-to-use-a-folio.patch memcg-return-the-folio-in-union-mc_target.patch memcg-use-a-folio-in-get_mctgt_type.patch memcg-use-a-folio-in-get_mctgt_type_thp.patch mm-add-pfn_swap_entry_folio.patch proc-use-pfn_swap_entry_folio-where-obvious.patch mprotect-use-pfn_swap_entry_folio.patch highmem-add-kernel-doc-for-memcpy__folio.patch bounds-support-non-power-of-two-config_nr_cpus.patch