nilfs2: add palloc cache to ifile (49fa7a59) · Commits · 戴 / test

fs/nilfs2/ifile.c

+15 −1

Original line number	Diff line number	Diff line
		@@ -29,6 +29,17 @@
		#include "alloc.h"
		#include "ifile.h"


		struct nilfs_ifile_info {
		struct nilfs_mdt_info mi;
		struct nilfs_palloc_cache palloc_cache;
		};

		static inline struct nilfs_ifile_info NILFS_IFILE_I(struct inode ifile)
		{
		return (struct nilfs_ifile_info *)NILFS_MDT(ifile);
		}

		/**
		* nilfs_ifile_create_inode - create a new disk inode
		* @ifile: ifile inode
		@@ -159,13 +170,16 @@ struct inode nilfs_ifile_new(struct nilfs_sb_info sbi, size_t inode_size)
		struct inode *ifile;
		int err;

		ifile = nilfs_mdt_new(sbi->s_nilfs, sbi->s_super, NILFS_IFILE_INO, 0);
		ifile = nilfs_mdt_new(sbi->s_nilfs, sbi->s_super, NILFS_IFILE_INO,
		sizeof(struct nilfs_ifile_info));
		if (ifile) {
		err = nilfs_palloc_init_blockgroup(ifile, inode_size);
		if (unlikely(err)) {
		nilfs_mdt_destroy(ifile);
		return NULL;
		}
		nilfs_palloc_setup_cache(ifile,
		&NILFS_IFILE_I(ifile)->palloc_cache);
		}
		return ifile;
		}