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drivers/char/mem.c: shrink character device's devlist[] array

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Merge padding, shrinking "struct memdev" from 32 bytes to 24 bytes
on 64-bit.

Link: https://lkml.kernel.org/r/fe4d62ab-2427-4635-b9f4-467853fb63e3@p183
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2023-08-21 17:54:05 +03:00 committed by Andrew Morton
parent 543cd4c5e7
commit ed1af26cd2
1 changed files with 9 additions and 9 deletions
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18
drivers/char/mem.c
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@ -692,23 +692,23 @@ static const struct file_operations full_fops = {
static const struct memdev { static const struct memdev {
const char *name; const char *name;
umode_t mode;
const struct file_operations *fops; const struct file_operations *fops;
fmode_t fmode; fmode_t fmode;
umode_t mode;
} devlist[] = { } devlist[] = {
#ifdef CONFIG_DEVMEM #ifdef CONFIG_DEVMEM
[DEVMEM_MINOR] = { "mem", 0, &mem_fops, FMODE_UNSIGNED_OFFSET }, [DEVMEM_MINOR] = { "mem", &mem_fops, FMODE_UNSIGNED_OFFSET, 0 },
#endif #endif
[3] = { "null", 0666, &null_fops, FMODE_NOWAIT }, [3] = { "null", &null_fops, FMODE_NOWAIT, 0666 },
#ifdef CONFIG_DEVPORT #ifdef CONFIG_DEVPORT
[4] = { "port", 0, &port_fops, 0 }, [4] = { "port", &port_fops, 0, 0 },
#endif #endif
[5] = { "zero", 0666, &zero_fops, FMODE_NOWAIT }, [5] = { "zero", &zero_fops, FMODE_NOWAIT, 0666 },
[7] = { "full", 0666, &full_fops, 0 }, [7] = { "full", &full_fops, 0, 0666 },
[8] = { "random", 0666, &random_fops, FMODE_NOWAIT }, [8] = { "random", &random_fops, FMODE_NOWAIT, 0666 },
[9] = { "urandom", 0666, &urandom_fops, FMODE_NOWAIT }, [9] = { "urandom", &urandom_fops, FMODE_NOWAIT, 0666 },
#ifdef CONFIG_PRINTK #ifdef CONFIG_PRINTK
[11] = { "kmsg", 0644, &kmsg_fops, 0 }, [11] = { "kmsg", &kmsg_fops, 0, 0644 },
#endif #endif
}; };