/* * file.c * * Copyright (c) 1999 Al Smith * * Portions derived from work (c) 1995,1996 Christian Vogelgsang. */ #include #include "efs.h" int efs_get_block(struct inode *inode, sector_t iblock, struct buffer_head *bh_result, int create) { int error = -EROFS; long phys; if (create) return error; if (iblock >= inode->i_blocks) { #ifdef DEBUG /* * i have no idea why this happens as often as it does */ pr_warn("%s(): block %d >= %ld (filesize %ld)\n", __func__, block, inode->i_blocks, inode->i_size); #endif return 0; } phys = efs_map_block(inode, iblock); if (phys) map_bh(bh_result, inode->i_sb, phys); return 0; } int efs_bmap(struct inode *inode, efs_block_t block) { if (block < 0) { pr_warn("%s(): block < 0\n", __func__); return 0; } /* are we about to read past the end of a file ? */ if (!(block < inode->i_blocks)) { #ifdef DEBUG /* * i have no idea why this happens as often as it does */ pr_warn("%s(): block %d >= %ld (filesize %ld)\n", __func__, block, inode->i_blocks, inode->i_size); #endif return 0; } return efs_map_block(inode, block); } nup net-next plumbingsTobias Klauser
summaryrefslogtreecommitdiff
path: root/tools/build/feature/test-libslang.c
diff options
context:
space:
mode:
authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /tools/build/feature/test-libslang.c
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'tools/build/feature/test-libslang.c')