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Commit 723b2ff4 authored by Joern Engel's avatar Joern Engel
Browse files

[LogFS] Clear PagePrivate when moving journal 



do_logfs_journal_wl_pass() must call freeseg(), thereby clear
PagePrivate on all pages of the current journal segment.

Signed-off-by: default avatarJoern Engel <joern@logfs.org>
parent 81def6b9

fs/logfs/journal.c

+1 −0
Original line number Diff line number Diff line
@@ -821,6 +821,7 @@ void do_logfs_journal_wl_pass(struct super_block *sb) 
		logfs_set_segment_reserved(sb, segno);

	}

	/* Manually move journal_area */

	freeseg(sb, area->a_segno);

	area->a_segno = super->s_journal_seg[0];

	area->a_is_open = 0;

	area->a_used_bytes = 0;

fs/logfs/logfs.h

+1 −0
Original line number Diff line number Diff line
@@ -587,6 +587,7 @@ void move_page_to_btree(struct page *page); 
int logfs_init_mapping(struct super_block *sb);

void logfs_sync_area(struct logfs_area *area);

void logfs_sync_segments(struct super_block *sb);

void freeseg(struct super_block *sb, u32 segno);



/* area handling */

int logfs_init_areas(struct super_block *sb);

fs/logfs/segment.c

+1 −1
Original line number Diff line number Diff line
@@ -691,7 +691,7 @@ int logfs_segment_delete(struct inode *inode, struct logfs_shadow *shadow) 
	return 0;

}



static void freeseg(struct super_block *sb, u32 segno)

void freeseg(struct super_block *sb, u32 segno)

{

	struct logfs_super *super = logfs_super(sb);

	struct address_space *mapping = super->s_mapping_inode->i_mapping;