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block: add a BUILD_BUG_ON() for adding more bio flags than we have space
authorJens Axboe <axboe@kernel.dk>
Mon, 9 Jan 2023 17:45:56 +0000 (10:45 -0700)
committerJens Axboe <axboe@kernel.dk>
Sun, 29 Jan 2023 22:18:33 +0000 (15:18 -0700)
commita3df2e456c0f9db4cc7f2013eb0beb853945b937
tree42f3c52ad690e18c0749e5b4e52963409d24a1d4tree
parentc9c77418a98273fe96835c42666f7427b3883f48commit | diff
block: add a BUILD_BUG_ON() for adding more bio flags than we have space

We have BIO_FLAG_LAST in the enum for bio specific flags, but it's
not used to check that we're not exceeding the size of them. Add
such a check.

Reviewed-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/bio.c diff | blob | history
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