ext4: mballoc: make ext4_mb_use_preallocated() return type as bool
Change return type of function ext4_mb_use_preallocated() to bool to better reflect what this function can return. There should be no functionality change in this patch. Signed-off-by: Ritesh Harjani <riteshh@linux.ibm.com> Link: https://lore.kernel.org/r/7880cb6ef911465beafefcd7e9c3ea214688744b.1589086800.git.riteshh@linux.ibm.com Signed-off-by: Theodore Ts'o <tytso@mit.edu>
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@ -3432,7 +3432,7 @@ ext4_mb_check_group_pa(ext4_fsblk_t goal_block,
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/*
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* search goal blocks in preallocated space
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*/
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static noinline_for_stack int
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static noinline_for_stack bool
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ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
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{
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struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb);
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@ -3444,7 +3444,7 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
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/* only data can be preallocated */
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if (!(ac->ac_flags & EXT4_MB_HINT_DATA))
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return 0;
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return false;
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/* first, try per-file preallocation */
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rcu_read_lock();
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@ -3471,7 +3471,7 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
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spin_unlock(&pa->pa_lock);
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ac->ac_criteria = 10;
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rcu_read_unlock();
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return 1;
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return true;
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}
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spin_unlock(&pa->pa_lock);
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}
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@ -3479,12 +3479,12 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
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/* can we use group allocation? */
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if (!(ac->ac_flags & EXT4_MB_HINT_GROUP_ALLOC))
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return 0;
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return false;
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/* inode may have no locality group for some reason */
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lg = ac->ac_lg;
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if (lg == NULL)
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return 0;
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return false;
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order = fls(ac->ac_o_ex.fe_len) - 1;
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if (order > PREALLOC_TB_SIZE - 1)
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/* The max size of hash table is PREALLOC_TB_SIZE */
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@ -3513,9 +3513,9 @@ ext4_mb_use_preallocated(struct ext4_allocation_context *ac)
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if (cpa) {
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ext4_mb_use_group_pa(ac, cpa);
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ac->ac_criteria = 20;
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return 1;
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return true;
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}
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return 0;
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return false;
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}
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/*
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