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git.openfabrics.org - ~shefty/rdma-dev.git/commit
cdrom: reduce stack usage of mmc_ioctl_dvd_read_struct
1. kmalloc 192 bytes in dvd_read_bca (which is inlined into dvd_read_struct)
2. Pass struct packet_command to all dvd_read_* functions.
Checkstack output:
Before: mmc_ioctl_dvd_read_struct: 280
After: mmc_ioctl_dvd_read_struct: 56
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>