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fscrypt: document gfp_flags for bounce page allocation
authorEric Biggers <ebiggers@google.com>
Tue, 31 Dec 2019 18:10:26 +0000 (12:10 -0600)
committerEric Biggers <ebiggers@google.com>
Tue, 14 Jan 2020 20:51:12 +0000 (12:51 -0800)
commit20f6df6c3cc555ecbfba0150f0b9c4ac71bc2925
treef08d5430b86b860cc5c4020de52ba7ed21e25c0dtree | snapshot
parentf63fa5837c3ae9b8428f30e2e54d1e3fa069282bcommit | diff
fscrypt: document gfp_flags for bounce page allocation

Document that fscrypt_encrypt_pagecache_blocks() allocates the bounce
page from a mempool, and document what this means for the @gfp_flags
argument.

Link: https://lore.kernel.org/r/20191231181026.47400-1-ebiggers@kernel.org
Reviewed-by: Theodore Ts'o <tytso@mit.edu>
Signed-off-by: Eric Biggers <ebiggers@google.com>
fs/crypto/crypto.c diff | blob | history
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