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/OK3568_Linux_fs/buildroot/boot/grub2/
H A D0068-zfs-Fix-possible-negative-shift-operation.patch9 assignment to epbs.
14 and assigns zero (0) to blksz, resulting in a negative epbs value.
32 epbs = zfs_log2 (blksz) - DNODE_SHIFT;
34 + /* While this should never happen, we should check that epbs is not negative. */
35 + if (epbs < 0)
36 + epbs = 0;
38 blkid = objnum >> epbs;
39 idx = objnum & ((1 << epbs) - 1);
/OK3568_Linux_fs/u-boot/fs/zfs/
H A Dzfs.c634 int epbs = dn->dn.dn_indblkshift - SPA_BLKPTRSHIFT; in dmu_read() local
646 idx = (blkid >> (epbs * level)) & ((1 << epbs) - 1); in dmu_read()
1116 int epbs; /* shift of number of dnodes in a block */ in dnode_get() local
1125 epbs = zfs_log2(blksz) - DNODE_SHIFT; in dnode_get()
1126 blkid = objnum >> epbs; in dnode_get()
1127 idx = objnum & ((1 << epbs) - 1); in dnode_get()
1153 data->dnode_start = blkid << epbs; in dnode_get()
1154 data->dnode_end = (blkid + 1) << epbs; in dnode_get()